{"id":"CVE-2026-121543","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-121543","summary":"smart-sso through 2.0.1 Incorrect Authorization in PermissionFilter Enables Admin Escalation","details":"smart-sso through 2.0.1 contains an incorrect authorization vulnerability in PermissionFilter that allows any authenticated user to call admin console APIs because unlisted paths are permitted by default. Attackers can call /admin/user-role/save to assign themselves the administrator role, reset passwords, and manage users, roles, and applications across integrated systems.","published":"2026-11-03T15:17:04.528Z","modified":"2026-11-05T03:31:06.755529153Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":{"url":"https://github.com/a466350665/smart-sso/commit/9bccabaa5ec5","label":"a466350665/smart-sso@9bccaba"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/121xxx/CVE-2026-121543.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121543"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/smart-sso-through-2.0.1-incorrect-authorization-in-permissionfilter-enables-admin-escalation"},{"type":"REPORT","url":"https://github.com/a466350665/smart-sso/issues/79"},{"type":"FIX","url":"https://github.com/a466350665/smart-sso/commit/9bccabaa5ec5"},{"type":"FIX","url":"https://github.com/a466350665/smart-sso/commit/a74a791bea7fc7b06ce95f52ce5805d8d7886d48"},{"type":"PACKAGE","url":"https://github.com/a466350665/smart-sso"},{"type":"ARTICLE","url":"https://github.com/a466350665/smart-sso/blob/91d2dfef8973d308fa1b762e4c86dfbcbe9793ff/smart-sso-server/src/main/java/openjoe/smart/sso/server/controller/admin/UserRoleController.java"},{"type":"ARTICLE","url":"https://github.com/a466350665/smart-sso/blob/91d2dfef8973d308fa1b762e4c86dfbcbe9793ff/smart-sso-starter/smart-sso-starter-client/src/main/java/openjoe/smart/sso/client/filter/PermissionFilter.java#L38-L47"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-11-05T03:31:06.755529153Z"}}