{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-11722", "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "state": "PUBLISHED", "assignerShortName": "ibm", "dateReserved": "2026-06-09T02:07:36.508Z", "datePublished": "2026-09-18T19:14:34.108Z", "dateUpdated": "2026-10-22T18:41:01.604Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm", "dateUpdated": "2026-10-22T18:41:01.604Z"}, "title": "IBM WebSphere Application Server and IBM WebSphere Application Server - Liberty HTTP Request Smuggling", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-444", "description": "CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')", "type": "CWE"}]}], "affected": [{"vendor": "IBM", "product": "WebSphere Application Server", "versions": [{"status": "affected", "version": "9.0"}, {"status": "affected", "version": "8.5"}], "cpes": ["cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:websphere_application_server:9.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:websphere_application_server:8.5.0:*:*:*:*:*:*:*"]}, {"vendor": "IBM", "product": "WebSphere Application Server - Liberty", "versions": [{"status": "affected", "version": "19.0.0.7", "lessThanOrEqual": "26.0.0.5", "versionType": "semver"}], "cpes": ["cpe:2.3:a:ibm:websphere_application_server_liberty:17.0.0.3:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:websphere_application_server_liberty:26.0.0.8:*:*:*:*:*:*:*"]}], "descriptions": [{"lang": "en", "value": "IBM WebSphere Application Server 8.5 and 9.0, and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 are affected by an HTTP request smuggling vulnerability.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>IBM WebSphere Application Server 8.5 and 9.0, and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 are affected by an HTTP request smuggling vulnerability.</p>"}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7286610", "tags": ["vendor-advisory", "patch"]}, {"url": "https://www.ibm.com/support/pages/node/7286611", "tags": ["vendor-advisory", "patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 4.8, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"}}], "solutions": [{"lang": "en", "value": "IBM strongly recommends addressing the vulnerabilities now by applying the fix pack(s) listed below.\n\n\n\nFor IBM WebSphere Application Server traditional:\n\n\n\nFor V9.0.0.0 through 9.0.5.28:\n\u00b7 Apply Fix Pack 9.0.5.29 https://www.ibm.com/support/pages/node/7285876 (availability September 2026) or later fix pack.\u00a0\n\n\n\nFor V8.5.0.0 through 8.5.5.30:\n\u00b7 Apply Fix Pack 8.5.5.31 https://www.ibm.com/support/pages/node/7285869 (availability September 2026) or later fix pack.\u00a0\n\n\n\n\n\n\n\n\nFor IBM WebSphere Application Server Liberty 17.0.0.3 - 26.0.0.8:\n\u00b7 Apply Liberty Fix Pack 26.0.0.9 https://www.ibm.com/support/pages/node/7285875 (availability September 2026) or later fix pack.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>IBM strongly recommends addressing the vulnerabilities now by applying the fix pack(s) listed below.</p><p><strong>For IBM WebSphere Application Server traditional:</strong></p><p><strong>For V9.0.0.0 through 9.0.5.28:</strong><br>\u00b7 Apply Fix Pack <a href=\"https://www.ibm.com/support/pages/node/7285876\" rel=\"nofollow\">9.0.5.29</a> (availability September 2026) or later fix pack.&nbsp;</p><p><strong>For V8.5.0.0 through 8.5.5.30:</strong><br>\u00b7 Apply Fix Pack <a href=\"https://www.ibm.com/support/pages/node/7285869\" rel=\"nofollow\">8.5.5.31</a> (availability September 2026) or later fix pack.&nbsp;</p><p><br></p><p><strong>For IBM WebSphere Application Server Liberty 17.0.0.3 - 26.0.0.8:</strong><br>\u00b7 Apply Liberty Fix Pack <a href=\"https://www.ibm.com/support/pages/node/7285875\" rel=\"nofollow\">26.0.0.9</a> (availability September 2026) or later fix pack.&nbsp;</p><div></div>"}]}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-11722", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-19T13:42:41.950680Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-19T14:11:41.963Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-11722", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-19T13:42:41.950680Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-19T14:08:35.962Z"}}], "cna": {"title": "Multiple security vulnerabilities may affect IBM WebSphere Liberty that is shipped with IBM CICS TX Advanced.", "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"cpes": ["cpe:2.3:a:ibm:cics_tx_advanced:10.1:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:cics_tx_advanced:10.1.0:*:*:*:*:*:*:*"], "vendor": "IBM", "product": "CICS TX Advanced", "versions": [{"status": "affected", "version": "10.1"}]}], "solutions": [{"lang": "en", "value": "IBM strongly recommends addressing the vulnerabilities now by downloading and applying the below fix.\n\nProductVersionPlatformRemediation/FixIBM CICS TX Advanced10.1Linux\n\nDownload and apply the update from\u00a0 Fix Central https://www.ibm.com/support/fixcentral/quickorder", "supportingMedia": [{"type": "text/html", "value": "<p><strong>IBM strongly recommends addressing the vulnerabilities now by downloading and applying the below fix.</strong></p><div><table><tbody><tr><td>Product</td><td>Version</td><td>Platform</td><td>Remediation/Fix</td></tr><tr><td>IBM CICS TX Advanced</td><td>10.1</td><td>Linux</td><td><p>Download and apply the update from\u00a0<a href=\"https://www.ibm.com/support/fixcentral/quickorder?product=ibm%2FOther+software%2FCICS+TX+on+Cloud&amp;fixids=ibm-cics-tx-advanced-docker-image-10.1.0.0-ifix53&amp;source=SAR\" rel=\"nofollow\">Fix Central</a></p></td></tr></tbody></table></div>", "base64": false}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7287740", "tags": ["vendor-advisory", "patch"]}], "descriptions": [{"lang": "en", "value": "IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by an HTTP request smuggling vulnerability.", "supportingMedia": [{"type": "text/html", "value": "<p>IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by an HTTP request smuggling vulnerability.</p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-444", "description": "CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')"}]}], "providerMetadata": {"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm", "dateUpdated": "2026-09-18T19:14:34.108Z"}}}, "cveMetadata": {"cveId": "CVE-2026-11722", "state": "PUBLISHED", "dateUpdated": "2026-09-19T14:11:41.963Z", "dateReserved": "2026-06-09T02:07:36.508Z", "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "datePublished": "2026-09-18T19:14:34.108Z", "assignerShortName": "ibm"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:ibm:cics_tx_advanced:10.1:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:cics_tx_advanced:10.1.0:*:*:*:*:*:*:*"], "product": "CICS TX Advanced", "vendor": "IBM", "versions": [{"status": "affected", "version": "10.1"}]}], "source": "psirt@us.ibm.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by an HTTP request smuggling vulnerability."}], "id": "CVE-2026-11722", "lastModified": "2026-09-22T19:32:25.730", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 2.5, "source": "psirt@us.ibm.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-11722", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-19T13:42:41.950680Z", "version": "2.0.3"}}]}, "published": "2026-09-18T20:17:03.020", "references": [{"source": "psirt@us.ibm.com", "url": "https://www.ibm.com/support/pages/node/7287740"}], "sourceIdentifier": "psirt@us.ibm.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-444"}], "source": "psirt@us.ibm.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "10.1"}}], "enrichment": {"confidence": 100.0, "confidence_source": "inferred", "scores": [{"score": 100.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "CICS TX Advanced", "source": "cna", "vendor": "IBM"}, "product": "cics_tx_advanced", "vendor": "ibm"}], "created": "2026-09-19T11:00:08.891849+00:00", "updated": "2026-09-20T03:45:12.140252+00:00", "vendors": ["ibm", "ibm$PRODUCT$cics_tx_advanced"]}