{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-11549","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","state":"PUBLISHED","assignerShortName":"ibm","dateReserved":"2026-06-08T03:27:16.708Z","datePublished":"2026-09-18T19:06:17.198Z","dateUpdated":"2026-09-18T19:45:39.009Z"},"containers":{"cna":{"providerMetadata":{"orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm","dateUpdated":"2026-09-18T19:06:17.198Z"},"title":"Multiple security vulnerabilities may affect IBM WebSphere Liberty that is shipped with IBM CICS TX Advanced.","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-284","description":"CWE-284 Improper Access Control","type":"CWE"}]}],"affected":[{"vendor":"IBM","product":"CICS TX Advanced","versions":[{"status":"affected","version":"10.1"}],"cpes":["cpe:2.3:a:ibm:cics_tx_advanced:10.1:*:*:*:*:*:*:*","cpe:2.3:a:ibm:cics_tx_advanced:10.1.0:*:*:*:*:*:*:*"]}],"descriptions":[{"lang":"en","value":"IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a virtual host bypass vulnerability.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a virtual host bypass vulnerability.</p>"}]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7287740","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":6.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"}}],"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  Fix Central https://www.ibm.com/support/fixcentral/quickorder","supportingMedia":[{"type":"text/html","base64":false,"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 <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>"}]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-18T19:45:27.591407Z","id":"CVE-2026-11549","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"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":"2026-09-18T19:45:39.009Z"}}]}}