{"id":"CVE-2026-16184","aliases":["EUVD-2026-50016","GHSA-78h9-3p2w-5gmr"],"status":"published","title":"IBM WebSphere Application Server is affected by an authentication bypass","description":"IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00474,"percentile":0.41422,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-07-28T19:50:07Z","modified":"2026-10-23T23:10:00Z","products":[{"vendor":"ibm","product":"websphere application server"},{"vendor":"ibm","product":"websphere_application_server"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7281628","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16184"},{"url":"https://github.com/advisories/GHSA-78h9-3p2w-5gmr"}],"sources":{"cve":[{"id":"CVE-2026-16184","title":"IBM WebSphere Application Server is affected by an authentication bypass","description":"IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.","status":"published","published":"2026-07-28T19:50:07.232Z","modified":"2026-07-29T12:38:48.001Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:20:11.24076Z"}],"euvd":[{"id":"EUVD-2026-50016","description":"IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.","status":"published","published":"2026-07-28T19:50:07Z","modified":"2026-07-29T12:38:48Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T18:02:30.152277Z"}],"ghsa":[{"id":"GHSA-78h9-3p2w-5gmr","title":"IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass...","description":"IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.","status":"published","published":"2026-07-28T21:31:33Z","modified":"2026-07-28T21:31:39Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:09:53.70861Z"}],"nvd":[{"id":"CVE-2026-16184","description":"IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.","status":"published","published":"2026-07-28T20:17:23.33Z","modified":"2026-10-23T23:10:00.157Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:33.249634Z"}]}}