{"id":"CVE-2026-93907","aliases":["EUVD-2026-98688","GHSA-wrqm-vfgr-mwmm"],"status":"published","title":"IBM WebSphere Application Server is affected by a bypass authentication vulnerability","description":"IBM WebSphere Application Server 8.5, and 9.0 could allow a remote attacker to bypass authentication by exploiting a flaw in the CSIv2 inbound propagation handler.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0034,"percentile":0.27745,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2026-10-13T13:47:31Z","modified":"2026-10-14T04:18:55Z","products":[{"vendor":"ibm","product":"websphere application server"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7292216","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93907"},{"url":"https://github.com/advisories/GHSA-wrqm-vfgr-mwmm"}],"sources":{"cve":[{"id":"CVE-2026-93907","title":"IBM WebSphere Application Server is affected by a bypass authentication vulnerability","description":"IBM WebSphere Application Server 8.5, and 9.0 could allow a remote attacker to bypass authentication by exploiting a flaw in the CSIv2 inbound propagation handler.","status":"published","published":"2026-10-13T13:47:31.78Z","modified":"2026-10-14T03:59:00.509Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:19:54.122945Z"}],"euvd":[{"id":"EUVD-2026-98688","description":"IBM WebSphere Application Server 8.5, and 9.0 could allow a remote attacker to bypass authentication by exploiting a flaw in the CSIv2 inbound propagation handler.","status":"published","published":"2026-10-13T13:47:31Z","modified":"2026-10-14T03:59:00Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T17:27:17.902641Z"}],"ghsa":[{"id":"GHSA-wrqm-vfgr-mwmm","title":"IBM WebSphere Application Server 8.5, and 9.0 could allow a remote attacker to bypass...","description":"IBM WebSphere Application Server 8.5, and 9.0 could allow a remote attacker to bypass authentication by exploiting a flaw in the CSIv2 inbound propagation handler.","status":"published","published":"2026-10-13T15:32:25Z","modified":"2026-10-13T15:32:35Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:13:11.391487Z"}],"nvd":[{"id":"CVE-2026-93907","description":"IBM WebSphere Application Server 8.5, and 9.0 could allow a remote attacker to bypass authentication by exploiting a flaw in the CSIv2 inbound propagation handler.","status":"published","published":"2026-10-13T14:17:45.277Z","modified":"2026-10-14T04:18:55.153Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:12:57.132005Z"}]}}