{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-81856", "assignerOrgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "state": "PUBLISHED", "assignerShortName": "EEF", "dateReserved": "2026-08-31T00:45:02.431Z", "datePublished": "2026-10-12T15:46:12.146Z", "dateUpdated": "2026-10-16T17:47:15.339Z"}, "containers": {"cna": {"affected": [{"cpes": ["cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.Mix.Tasks.Hex.Search'"], "packageName": "hex", "packageURL": "pkg:otp/hex?repository_url=https:%2F%2Fgithub.com%2Fhexpm%2Fhex&vcs_url=repository_url=git%2Bhttps:%2F%2Fgithub.com%2Fhexpm%2Fhex.git", "product": "hex", "programFiles": ["lib/mix/tasks/hex.search.ex"], "programRoutines": [{"name": "'Elixir.Mix.Tasks.Hex.Search':run/1"}], "repo": "https://github.com/hexpm/hex", "vendor": "hexpm", "versions": [{"lessThan": "2.5.2", "status": "affected", "version": "0.0.1", "versionType": "semver"}]}, {"collectionURL": "https://github.com", "cpes": ["cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.Mix.Tasks.Hex.Search'"], "packageName": "hexpm/hex", "packageURL": "pkg:github/hexpm/hex", "product": "hex", "programFiles": ["lib/mix/tasks/hex.search.ex"], "programRoutines": [{"name": "'Elixir.Mix.Tasks.Hex.Search':run/1"}], "repo": "https://github.com/hexpm/hex", "vendor": "hexpm", "versions": [{"lessThan": "dd3305ddf0032f6d0b468fd40dbbc3072bfcb8b8", "status": "affected", "version": "211303e3f68f5d3ce06450c1ff1a7a770a9ab236", "versionType": "git"}]}], "configurations": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Reachable only when a developer runs an affected Mix task in a terminal emulator that interprets ANSI escape sequences, and the printed content originates from an attacker-published package or a hostile repository server.</p>"}, {"base64": false, "type": "text/markdown", "value": "Reachable only when a developer runs an affected Mix task in a terminal emulator that interprets ANSI escape sequences, and the printed content originates from an attacker-published package or a hostile repository server."}], "value": "Reachable only when a developer runs an affected Mix task in a terminal emulator that interprets ANSI escape sequences, and the printed content originates from an attacker-published package or a hostile repository server."}], "cpeApplicability": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.5.2", "versionStartIncluding": "0.0.1", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "AND"}], "credits": [{"lang": "en", "type": "reporter", "value": "Zach Daniel"}, {"lang": "en", "type": "remediation reviewer", "value": "Eric Meadows-J\u00f6nsson"}, {"lang": "en", "type": "remediation developer", "value": "Jonatan M\u00e4nnchen"}, {"lang": "en", "type": "coordinator", "value": "Jonatan M\u00e4nnchen"}], "dateAssigned": "2026-09-09T16:47:17.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks.</p>\n<p>Hex prints strings supplied by the package repository and the documentation search service straight to the terminal through <code>Hex.Shell.info/1</code> and <code>Hex.Shell.error/1</code>, neutralizing no control characters. Affected sinks span package metadata and configuration snippets in <code>mix hex.info</code>, search results in <code>mix hex.package search</code> and <code>mix hex.search</code>, owner and organization listings, publish and sponsor URLs, the authenticated username in <code>mix hex.user</code>, policy identities in <code>mix hex.policy</code>, and API error bodies rendered by <code>Hex.Utils.print_error_result/1</code>. A malicious package can embed ANSI escape sequences (cursor movement, line erase, carriage returns, OSC 52 clipboard writes) or Unicode bidirectional overrides in any of those fields, so the bytes reach the terminal unchanged, forging displayed URLs, package descriptions and suggested commands, concealing real output, or writing to the clipboard. No authentication or privileged position is required; only publishing a package.</p>\n<p>This issue affects hex: from 0.0.1 before 2.5.2.</p>"}, {"base64": false, "type": "text/markdown", "value": "Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks.\n\nHex prints strings supplied by the package repository and the documentation search service straight to the terminal through `Hex.Shell.info/1` and `Hex.Shell.error/1`, neutralizing no control characters. Affected sinks span package metadata and configuration snippets in `mix hex.info`, search results in `mix hex.package search` and `mix hex.search`, owner and organization listings, publish and sponsor URLs, the authenticated username in `mix hex.user`, policy identities in `mix hex.policy`, and API error bodies rendered by `Hex.Utils.print_error_result/1`. A malicious package can embed ANSI escape sequences (cursor movement, line erase, carriage returns, OSC 52 clipboard writes) or Unicode bidirectional overrides in any of those fields, so the bytes reach the terminal unchanged, forging displayed URLs, package descriptions and suggested commands, concealing real output, or writing to the clipboard. No authentication or privileged position is required; only publishing a package.\n\nThis issue affects hex: from 0.0.1 before 2.5.2."}], "value": "Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks.\n\nHex prints strings supplied by the package repository and the documentation search service straight to the terminal through Hex.Shell.info/1 and Hex.Shell.error/1, neutralizing no control characters. Affected sinks span package metadata and configuration snippets in mix hex.info, search results in mix hex.package search and mix hex.search, owner and organization listings, publish and sponsor URLs, the authenticated username in mix hex.user, policy identities in mix hex.policy, and API error bodies rendered by Hex.Utils.print_error_result/1. A malicious package can embed ANSI escape sequences (cursor movement, line erase, carriage returns, OSC 52 clipboard writes) or Unicode bidirectional overrides in any of those fields, so the bytes reach the terminal unchanged, forging displayed URLs, package descriptions and suggested commands, concealing real output, or writing to the clipboard. No authentication or privileged position is required; only publishing a package.\n\nThis issue affects hex: from 0.0.1 before 2.5.2."}], "impacts": [{"capecId": "CAPEC-93", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>A malicious package publisher can forge what a developer sees when running <code>mix hex.search</code>, rewriting the displayed hexdocs URL or a suggested command, concealing real output, or writing attacker-chosen text to the clipboard through OSC 52. Any developer who runs a documentation search that surfaces the attacker's package is affected.</p>"}, {"base64": false, "type": "text/markdown", "value": "A malicious package publisher can forge what a developer sees when running `mix hex.search`, rewriting the displayed hexdocs URL or a suggested command, concealing real output, or writing attacker-chosen text to the clipboard through OSC 52. Any developer who runs a documentation search that surfaces the attacker's package is affected."}], "value": "A malicious package publisher can forge what a developer sees when running mix hex.search, rewriting the displayed hexdocs URL or a suggested command, concealing real output, or writing attacker-chosen text to the clipboard through OSC 52. Any developer who runs a documentation search that surfaces the attacker's package is affected."}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "baseScore": 2.3, "baseSeverity": "LOW", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-150", "description": "CWE-150 Improper Neutralization of Escape, Meta, or Control Sequences", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "shortName": "EEF", "dateUpdated": "2026-10-12T15:46:12.146Z"}, "references": [{"name": "GitHub Advisory", "tags": ["related", "vendor-advisory"], "url": "https://github.com/hexpm/hex/security/advisories/GHSA-fpmj-3cxg-p766"}, {"name": "EEF CNA record for CVE-2026-81856", "tags": ["related"], "url": "https://cna.erlef.org/cves/CVE-2026-81856.html"}, {"name": "OSV record EEF-CVE-2026-81856", "tags": ["related"], "url": "https://osv.dev/vulnerability/EEF-CVE-2026-81856"}, {"name": "Introducing commit 211303e in hexpm/hex", "tags": ["related"], "url": "https://github.com/hexpm/hex/commit/211303e3f68f5d3ce06450c1ff1a7a770a9ab236"}, {"name": "Fix commit dd3305d in hexpm/hex", "tags": ["patch"], "url": "https://github.com/hexpm/hex/commit/dd3305ddf0032f6d0b468fd40dbbc3072bfcb8b8"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Upgrade Hex to 2.5.2 or later, for example with <code>mix local.hex</code>. Hex then escapes terminal control characters in text from hex.pm and the registry before printing it, and rejects registry dependencies whose package or repository name isn't a valid name.</p>"}, {"base64": false, "type": "text/markdown", "value": "Upgrade Hex to 2.5.2 or later, for example with `mix local.hex`. Hex then escapes terminal control characters in text from hex.pm and the registry before printing it, and rejects registry dependencies whose package or repository name isn't a valid name."}], "value": "Upgrade Hex to 2.5.2 or later, for example with mix local.hex. Hex then escapes terminal control characters in text from hex.pm and the registry before printing it, and rejects registry dependencies whose package or repository name isn't a valid name."}], "source": {"discovery": "EXTERNAL"}, "title": "Terminal escape sequence injection in Hex via unneutralized server-supplied output"}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-16T17:46:03.963539Z", "id": "CVE-2026-81856", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-16T17:47:15.339Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-81856", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-16T17:46:03.963539Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-16T17:46:18.707Z"}}], "cna": {"title": "Terminal escape sequence injection in Hex via unneutralized server-supplied output", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "reporter", "value": "Zach Daniel"}, {"lang": "en", "type": "remediation reviewer", "value": "Eric Meadows-J\u00f6nsson"}, {"lang": "en", "type": "remediation developer", "value": "Jonatan M\u00e4nnchen"}, {"lang": "en", "type": "coordinator", "value": "Jonatan M\u00e4nnchen"}], "impacts": [{"capecId": "CAPEC-93", "descriptions": [{"lang": "en", "value": "A malicious package publisher can forge what a developer sees when running mix hex.search, rewriting the displayed hexdocs URL or a suggested command, concealing real output, or writing attacker-chosen text to the clipboard through OSC 52. Any developer who runs a documentation search that surfaces the attacker's package is affected.", "supportingMedia": [{"type": "text/html", "value": "<p>A malicious package publisher can forge what a developer sees when running <code>mix hex.search</code>, rewriting the displayed hexdocs URL or a suggested command, concealing real output, or writing attacker-chosen text to the clipboard through OSC 52. Any developer who runs a documentation search that surfaces the attacker's package is affected.</p>", "base64": false}, {"type": "text/markdown", "value": "A malicious package publisher can forge what a developer sees when running `mix hex.search`, rewriting the displayed hexdocs URL or a suggested command, concealing real output, or writing attacker-chosen text to the clipboard through OSC 52. Any developer who runs a documentation search that surfaces the attacker's package is affected.", "base64": false}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 2.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "LOW", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N", "providerUrgency": "NOT_DEFINED", "userInteraction": "PASSIVE", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"cpes": ["cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*"], "repo": "https://github.com/hexpm/hex", "vendor": "hexpm", "modules": ["'Elixir.Mix.Tasks.Hex.Search'"], "product": "hex", "versions": [{"status": "affected", "version": "0.0.1", "lessThan": "2.5.2", "versionType": "semver"}], "packageURL": "pkg:otp/hex?repository_url=https:%2F%2Fgithub.com%2Fhexpm%2Fhex&vcs_url=repository_url=git%2Bhttps:%2F%2Fgithub.com%2Fhexpm%2Fhex.git", "packageName": "hex", "programFiles": ["lib/mix/tasks/hex.search.ex"], "defaultStatus": "unaffected", "programRoutines": [{"name": "'Elixir.Mix.Tasks.Hex.Search':run/1"}]}, {"cpes": ["cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*"], "repo": "https://github.com/hexpm/hex", "vendor": "hexpm", "modules": ["'Elixir.Mix.Tasks.Hex.Search'"], "product": "hex", "versions": [{"status": "affected", "version": "211303e3f68f5d3ce06450c1ff1a7a770a9ab236", "lessThan": "dd3305ddf0032f6d0b468fd40dbbc3072bfcb8b8", "versionType": "git"}], "packageURL": "pkg:github/hexpm/hex", "packageName": "hexpm/hex", "programFiles": ["lib/mix/tasks/hex.search.ex"], "collectionURL": "https://github.com", "defaultStatus": "unaffected", "programRoutines": [{"name": "'Elixir.Mix.Tasks.Hex.Search':run/1"}]}], "solutions": [{"lang": "en", "value": "Upgrade Hex to 2.5.2 or later, for example with mix local.hex. Hex then escapes terminal control characters in text from hex.pm and the registry before printing it, and rejects registry dependencies whose package or repository name isn't a valid name.", "supportingMedia": [{"type": "text/html", "value": "<p>Upgrade Hex to 2.5.2 or later, for example with <code>mix local.hex</code>. Hex then escapes terminal control characters in text from hex.pm and the registry before printing it, and rejects registry dependencies whose package or repository name isn't a valid name.</p>", "base64": false}, {"type": "text/markdown", "value": "Upgrade Hex to 2.5.2 or later, for example with `mix local.hex`. Hex then escapes terminal control characters in text from hex.pm and the registry before printing it, and rejects registry dependencies whose package or repository name isn't a valid name.", "base64": false}]}], "references": [{"url": "https://github.com/hexpm/hex/security/advisories/GHSA-fpmj-3cxg-p766", "name": "GitHub Advisory", "tags": ["related", "vendor-advisory"]}, {"url": "https://cna.erlef.org/cves/CVE-2026-81856.html", "name": "EEF CNA record for CVE-2026-81856", "tags": ["related"]}, {"url": "https://osv.dev/vulnerability/EEF-CVE-2026-81856", "name": "OSV record EEF-CVE-2026-81856", "tags": ["related"]}, {"url": "https://github.com/hexpm/hex/commit/211303e3f68f5d3ce06450c1ff1a7a770a9ab236", "name": "Introducing commit 211303e in hexpm/hex", "tags": ["related"]}, {"url": "https://github.com/hexpm/hex/commit/dd3305ddf0032f6d0b468fd40dbbc3072bfcb8b8", "name": "Fix commit dd3305d in hexpm/hex", "tags": ["patch"]}], "dateAssigned": "2026-09-09T16:47:17.000Z", "descriptions": [{"lang": "en", "value": "Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks.\n\nHex prints strings supplied by the package repository and the documentation search service straight to the terminal through Hex.Shell.info/1 and Hex.Shell.error/1, neutralizing no control characters. Affected sinks span package metadata and configuration snippets in mix hex.info, search results in mix hex.package search and mix hex.search, owner and organization listings, publish and sponsor URLs, the authenticated username in mix hex.user, policy identities in mix hex.policy, and API error bodies rendered by Hex.Utils.print_error_result/1. A malicious package can embed ANSI escape sequences (cursor movement, line erase, carriage returns, OSC 52 clipboard writes) or Unicode bidirectional overrides in any of those fields, so the bytes reach the terminal unchanged, forging displayed URLs, package descriptions and suggested commands, concealing real output, or writing to the clipboard. No authentication or privileged position is required; only publishing a package.\n\nThis issue affects hex: from 0.0.1 before 2.5.2.", "supportingMedia": [{"type": "text/html", "value": "<p>Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks.</p>\n<p>Hex prints strings supplied by the package repository and the documentation search service straight to the terminal through <code>Hex.Shell.info/1</code> and <code>Hex.Shell.error/1</code>, neutralizing no control characters. Affected sinks span package metadata and configuration snippets in <code>mix hex.info</code>, search results in <code>mix hex.package search</code> and <code>mix hex.search</code>, owner and organization listings, publish and sponsor URLs, the authenticated username in <code>mix hex.user</code>, policy identities in <code>mix hex.policy</code>, and API error bodies rendered by <code>Hex.Utils.print_error_result/1</code>. A malicious package can embed ANSI escape sequences (cursor movement, line erase, carriage returns, OSC 52 clipboard writes) or Unicode bidirectional overrides in any of those fields, so the bytes reach the terminal unchanged, forging displayed URLs, package descriptions and suggested commands, concealing real output, or writing to the clipboard. No authentication or privileged position is required; only publishing a package.</p>\n<p>This issue affects hex: from 0.0.1 before 2.5.2.</p>", "base64": false}, {"type": "text/markdown", "value": "Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks.\n\nHex prints strings supplied by the package repository and the documentation search service straight to the terminal through `Hex.Shell.info/1` and `Hex.Shell.error/1`, neutralizing no control characters. Affected sinks span package metadata and configuration snippets in `mix hex.info`, search results in `mix hex.package search` and `mix hex.search`, owner and organization listings, publish and sponsor URLs, the authenticated username in `mix hex.user`, policy identities in `mix hex.policy`, and API error bodies rendered by `Hex.Utils.print_error_result/1`. A malicious package can embed ANSI escape sequences (cursor movement, line erase, carriage returns, OSC 52 clipboard writes) or Unicode bidirectional overrides in any of those fields, so the bytes reach the terminal unchanged, forging displayed URLs, package descriptions and suggested commands, concealing real output, or writing to the clipboard. No authentication or privileged position is required; only publishing a package.\n\nThis issue affects hex: from 0.0.1 before 2.5.2.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-150", "description": "CWE-150 Improper Neutralization of Escape, Meta, or Control Sequences"}]}], "configurations": [{"lang": "en", "value": "Reachable only when a developer runs an affected Mix task in a terminal emulator that interprets ANSI escape sequences, and the printed content originates from an attacker-published package or a hostile repository server.", "supportingMedia": [{"type": "text/html", "value": "<p>Reachable only when a developer runs an affected Mix task in a terminal emulator that interprets ANSI escape sequences, and the printed content originates from an attacker-published package or a hostile repository server.</p>", "base64": false}, {"type": "text/markdown", "value": "Reachable only when a developer runs an affected Mix task in a terminal emulator that interprets ANSI escape sequences, and the printed content originates from an attacker-published package or a hostile repository server.", "base64": false}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "2.5.2", "versionStartIncluding": "0.0.1"}], "operator": "OR"}], "operator": "AND"}], "providerMetadata": {"orgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "shortName": "EEF", "dateUpdated": "2026-10-12T15:46:12.146Z"}}}, "cveMetadata": {"cveId": "CVE-2026-81856", "state": "PUBLISHED", "dateUpdated": "2026-10-16T17:47:15.339Z", "dateReserved": "2026-08-31T00:45:02.431Z", "assignerOrgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "datePublished": "2026-10-12T15:46:12.146Z", "assignerShortName": "EEF"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.Mix.Tasks.Hex.Search'"], "packageName": "hex", "packageURL": "pkg:otp/hex?repository_url=https:%2F%2Fgithub.com%2Fhexpm%2Fhex&vcs_url=repository_url=git%2Bhttps:%2F%2Fgithub.com%2Fhexpm%2Fhex.git", "product": "hex", "programFiles": ["lib/mix/tasks/hex.search.ex"], "programRoutines": [{"name": "'Elixir.Mix.Tasks.Hex.Search':run/1"}], "repo": "https://github.com/hexpm/hex", "vendor": "hexpm", "versions": [{"lessThan": "2.5.2", "status": "affected", "version": "0.0.1", "versionType": "semver"}]}, {"collectionURL": "https://github.com", "cpes": ["cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["'Elixir.Mix.Tasks.Hex.Search'"], "packageName": "hexpm/hex", "packageURL": "pkg:github/hexpm/hex", "product": "hex", "programFiles": ["lib/mix/tasks/hex.search.ex"], "programRoutines": [{"name": "'Elixir.Mix.Tasks.Hex.Search':run/1"}], "repo": "https://github.com/hexpm/hex", "vendor": "hexpm", "versions": [{"lessThan": "dd3305ddf0032f6d0b468fd40dbbc3072bfcb8b8", "status": "affected", "version": "211303e3f68f5d3ce06450c1ff1a7a770a9ab236", "versionType": "git"}]}], "source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks.\n\nHex prints strings supplied by the package repository and the documentation search service straight to the terminal through Hex.Shell.info/1 and Hex.Shell.error/1, neutralizing no control characters. Affected sinks span package metadata and configuration snippets in mix hex.info, search results in mix hex.package search and mix hex.search, owner and organization listings, publish and sponsor URLs, the authenticated username in mix hex.user, policy identities in mix hex.policy, and API error bodies rendered by Hex.Utils.print_error_result/1. A malicious package can embed ANSI escape sequences (cursor movement, line erase, carriage returns, OSC 52 clipboard writes) or Unicode bidirectional overrides in any of those fields, so the bytes reach the terminal unchanged, forging displayed URLs, package descriptions and suggested commands, concealing real output, or writing to the clipboard. No authentication or privileged position is required; only publishing a package.\n\nThis issue affects hex: from 0.0.1 before 2.5.2."}], "id": "CVE-2026-81856", "lastModified": "2026-10-16T18:18:37.903", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.3, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-81856", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-16T17:46:03.963539Z", "version": "2.0.3"}}]}, "published": "2026-10-12T16:17:05.827", "references": [{"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://cna.erlef.org/cves/CVE-2026-81856.html"}, {"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://github.com/hexpm/hex/commit/211303e3f68f5d3ce06450c1ff1a7a770a9ab236"}, {"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://github.com/hexpm/hex/commit/dd3305ddf0032f6d0b468fd40dbbc3072bfcb8b8"}, {"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://github.com/hexpm/hex/security/advisories/GHSA-fpmj-3cxg-p766"}, {"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "url": "https://osv.dev/vulnerability/EEF-CVE-2026-81856"}], "sourceIdentifier": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-150"}], "source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "type": "Secondary"}]}

{"bugzilla": {"description": "hex: hex: Terminal output spoofing via unescaped control sequences", "id": "2549713", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2549713"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "status": "draft"}, "cwe": "CWE-117", "details": ["Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks.\nHex prints strings supplied by the package repository and the documentation search service straight to the terminal through Hex.Shell.info/1 and Hex.Shell.error/1, neutralizing no control characters. Affected sinks span package metadata and configuration snippets in mix hex.info, search results in mix hex.package search and mix hex.search, owner and organization listings, publish and sponsor URLs, the authenticated username in mix hex.user, policy identities in mix hex.policy, and API error bodies rendered by Hex.Utils.print_error_result/1. A malicious package can embed ANSI escape sequences (cursor movement, line erase, carriage returns, OSC 52 clipboard writes) or Unicode bidirectional overrides in any of those fields, so the bytes reach the terminal unchanged, forging displayed URLs, package descriptions and suggested commands, concealing real output, or writing to the clipboard. No authentication or privileged position is required; only publishing a package.\nThis issue affects hex: from 0.0.1 before 2.5.2.", "A flaw was found in hex. A remote attacker can inject unescaped terminal control sequences into the output of package manager commands by publishing a package with crafted metadata or serving hostile repository responses. When a user inspects package details, searches for packages, or views error messages, these raw control sequences are rendered directly by the terminal. This flaw can allow attackers to spoof displayed commands and URLs, obscure terminal output, or alter clipboard contents."], "name": "CVE-2026-81856", "package_state": [{"cpe": "cpe:/a:redhat:ansible_automation_orchestrator:2026.8", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform/automation-orchestrator-backend-rhel9", "product_name": "Ansible Automation Orchestrator 2026"}, {"cpe": "cpe:/a:redhat:confidential_cluster_operator:4", "fix_state": "Fix deferred", "package_name": "confidential-clusters-beta/attestation-key-register-rhel9", "product_name": "Confidential Cluster Operator"}, {"cpe": "cpe:/a:redhat:confidential_cluster_operator:4", "fix_state": "Fix deferred", "package_name": "confidential-clusters-beta/compute-pcrs-rhel9", "product_name": "Confidential Cluster Operator"}, {"cpe": "cpe:/a:redhat:confidential_cluster_operator:4", "fix_state": "Fix deferred", "package_name": "confidential-clusters-beta/confidential-cluster-operator-bundle", "product_name": "Confidential Cluster Operator"}, {"cpe": "cpe:/a:redhat:confidential_cluster_operator:4", "fix_state": "Fix deferred", "package_name": "confidential-clusters-beta/confidential-cluster-rhel9-operator", "product_name": "Confidential Cluster Operator"}, {"cpe": "cpe:/a:redhat:confidential_cluster_operator:4", "fix_state": "Fix deferred", "package_name": "confidential-clusters-beta/registration-server-rhel9", "product_name": "Confidential Cluster Operator"}, {"cpe": "cpe:/a:redhat:confidential_compute_attestation:1", "fix_state": "Fix deferred", "package_name": "agent-sandbox/agent-sandbox-router", "product_name": "Confidential Compute Attestation"}, {"cpe": "cpe:/a:redhat:confidential_compute_attestation:1", "fix_state": "Fix deferred", "package_name": "build-of-trustee/trustee-rhel9", "product_name": "Confidential Compute Attestation"}, {"cpe": "cpe:/a:redhat:confidential_compute_attestation:1", "fix_state": "Fix deferred", "package_name": "openshift-sandboxed-containers/osc-podvm-builder-rhel9", "product_name": "Confidential Compute Attestation"}, {"cpe": "cpe:/a:redhat:confidential_compute_attestation:1", "fix_state": "Fix deferred", "package_name": "openshift-sandboxed-containers/osc-podvm-payload-rhel9", "product_name": "Confidential Compute Attestation"}, {"cpe": "cpe:/a:redhat:lightspeed_services_acm:0", "fix_state": "Fix deferred", "package_name": "lightspeed-services-acm/ocp-rules-rhel9", "product_name": "Lightspeed Services for Advanced Cluster Management"}, {"cpe": "cpe:/a:redhat:logging:6", "fix_state": "Fix deferred", "package_name": "openshift-logging/vector-rhel9", "product_name": "Logging Subsystem for Red Hat OpenShift"}, {"cpe": "cpe:/a:redhat:openshift_lightspeed:1", "fix_state": "Fix deferred", "package_name": "openshift-lightspeed/lightspeed-ocp-rag-rhel9", "product_name": "OpenShift Lightspeed"}, {"cpe": "cpe:/a:redhat:openshift_lightspeed:1", "fix_state": "Fix deferred", "package_name": "openshift-lightspeed/lightspeed-to-dataverse-exporter-rhel9", "product_name": "OpenShift Lightspeed"}, {"cpe": "cpe:/a:redhat:pdrive_lightspeed:1", "fix_state": "Fix deferred", "package_name": "pen-drive/pen-drive-scanner-rhel9", "product_name": "Pen Drive Powered by Red Hat Lightspeed"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-24/lightspeed-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-25/lightspeed-chatbot-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-25/lightspeed-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/controller-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/de-minimal-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/eda-controller-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/ee-minimal-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/ee-supported-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/gateway-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/hub-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/lightspeed-chatbot-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/lightspeed-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-26/mcp-tools-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/ansible-builder-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/de-minimal-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/eda-controller-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/ee-minimal-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/ee-supported-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/gateway-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/hub-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/lightspeed-chatbot-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/lightspeed-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/mcp-tools-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-27/metrics-service-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform/automation-dashboard-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-tech-preview/metrics-service-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_core:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform/ee-minimal-rhel8", "product_name": "Red Hat Ansible Automation Platform Ansible Core 2"}, {"cpe": "cpe:/a:redhat:ansible_core:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform/ee-minimal-rhel9", "product_name": "Red Hat Ansible Automation Platform Ansible Core 2"}, {"cpe": "cpe:/a:redhat:ansible_core:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-tech-preview/ee-minimal-rhel8", "product_name": "Red Hat Ansible Automation Platform Ansible Core 2"}, {"cpe": "cpe:/a:redhat:ansible_core:2", "fix_state": "Fix deferred", "package_name": "ansible-automation-platform-tech-preview/ee-minimal-rhel9", "product_name": "Red Hat Ansible Automation Platform Ansible Core 2"}, {"cpe": "cpe:/a:redhat:rhdh:1", "fix_state": "Fix deferred", "package_name": "rhdh/rhdh-must-gather-rhel9", "product_name": "Red Hat Developer Hub"}, {"cpe": "cpe:/a:redhat:discovery:2::el9", "fix_state": "Fix deferred", "package_name": "discovery/discovery-server-rhel9", "product_name": "Red Hat Discovery 2"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "bootc", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "clevis-pin-trustee", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "glycin-loaders", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "goose", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "igvm", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "keylime-agent-rust", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "loupe", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "netavark", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "nmstate", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "papers", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "rpm-ostree", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "rust", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "rust-afterburn", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "rust-bootupd", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "rust-coreos-installer", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "rust-crypto-auditing-agent", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "rust-crypto-auditing-log-parser", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "rust-sevctl", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "samba", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "snphost", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "stratisd", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "trustee", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "trustee-guest-components", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": 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{"cpe": "cpe:/a:redhat:trusted_profile_analyzer:2", "fix_state": "Fix deferred", "package_name": "rhtpa/rhtpa-trustification-service-rhel9", "product_name": "Red Hat Trusted Profile Analyzer"}, {"cpe": "cpe:/a:redhat:trusted_profile_analyzer:3", "fix_state": "Fix deferred", "package_name": "rhtpa/rhtpa-rhel10", "product_name": "Red Hat Trusted Profile Analyzer"}], "public_date": "2026-10-12T15:46:12Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-81856\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-81856\nhttps://cna.erlef.org/cves/CVE-2026-81856.html\nhttps://github.com/hexpm/hex/commit/211303e3f68f5d3ce06450c1ff1a7a770a9ab236\nhttps://github.com/hexpm/hex/commit/dd3305ddf0032f6d0b468fd40dbbc3072bfcb8b8\nhttps://github.com/hexpm/hex/security/advisories/GHSA-fpmj-3cxg-p766\nhttps://osv.dev/vulnerability/EEF-CVE-2026-81856"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.0.1,2.5.2)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "hex", "source": "cna", "vendor": "hexpm"}, "product": "hex", "vendor": "hexpm"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[211303e3f68f5d3ce06450c1ff1a7a770a9ab236,dd3305ddf0032f6d0b468fd40dbbc3072bfcb8b8)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "hex", "source": "cna", "vendor": "hexpm"}, "product": "hex", "vendor": "hexpm"}], "created": "2026-10-12T20:15:07.361048+00:00", "updated": "2026-10-20T12:45:15.246797+00:00", "vendors": ["hexpm", "hexpm$PRODUCT$hex"], "weaknesses": ["CWE-117", "CWE-150"]}