{"id":"CVE-2026-11722","aliases":["EUVD-2026-83290","GHSA-f4rg-wq5h-c9cc"],"status":"published","title":"IBM WebSphere Application Server  and IBM WebSphere Application Server - Liberty HTTP Request Smuggling","description":"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.","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00253,"percentile":0.16867,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-444"],"published":"2026-09-18T19:14:34Z","modified":"2026-10-22T21:33:33Z","products":[{"vendor":"ibm","product":"websphere application server"},{"vendor":"ibm","product":"websphere application server - liberty"}],"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"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11722"},{"url":"https://www.ibm.com/support/pages/node/7287740"},{"url":"https://github.com/advisories/GHSA-f4rg-wq5h-c9cc"}],"sources":{"cve":[{"id":"CVE-2026-11722","title":"IBM WebSphere Application Server  and IBM WebSphere Application Server - Liberty HTTP Request Smuggling","description":"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.","status":"published","published":"2026-09-18T19:14:34.108Z","modified":"2026-10-22T18:53:16.8Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-444"],"updated_at":"2026-11-02T14:20:05.15083Z"}],"euvd":[{"id":"EUVD-2026-83290","description":"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.","status":"published","published":"2026-09-18T19:14:34Z","modified":"2026-10-22T18:53:16Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T16:59:34.021826Z"}],"ghsa":[{"id":"GHSA-f4rg-wq5h-c9cc","title":"IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by an HTTP...","description":"IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by an HTTP request smuggling vulnerability.","status":"published","published":"2026-09-18T21:32:25Z","modified":"2026-10-22T21:33:33Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-444"],"updated_at":"2026-11-02T15:14:18.215402Z"}],"nvd":[{"id":"CVE-2026-11722","description":"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.","status":"published","published":"2026-09-18T20:17:03.02Z","modified":"2026-10-22T19:17:49.397Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-444"],"updated_at":"2026-11-02T14:12:50.043898Z"}]}}