{"id":"CVE-2026-121543","aliases":["EUVD-2026-115888","GHSA-cfjx-qgfm-vmq8"],"status":"published","title":"smart-sso through 2.0.1 Incorrect Authorization in PermissionFilter Enables Admin Escalation","description":"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.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00486,"percentile":0.42396,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2026-11-03T15:17:04Z","modified":"2026-11-04T02:47:31Z","products":[{"vendor":"a466350665","product":"smart-sso"}],"references":[{"url":"https://github.com/a466350665/smart-sso/issues/79","tags":["issue-tracking","report"]},{"url":"https://github.com/a466350665/smart-sso","tags":["product","package"]},{"url":"https://github.com/a466350665/smart-sso/commit/9bccabaa5ec5","tags":["patch","fix"]},{"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","tags":["technical-description","article"]},{"url":"https://github.com/a466350665/smart-sso/blob/91d2dfef8973d308fa1b762e4c86dfbcbe9793ff/smart-sso-server/src/main/java/openjoe/smart/sso/server/controller/admin/UserRoleController.java","tags":["technical-description","article"]},{"url":"https://github.com/a466350665/smart-sso/commit/a74a791bea7fc7b06ce95f52ce5805d8d7886d48","tags":["technical-description","patch","fix"]},{"url":"https://www.vulncheck.com/advisories/smart-sso-through-2.0.1-incorrect-authorization-in-permissionfilter-enables-admin-escalation","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121543","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-cfjx-qgfm-vmq8"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/121xxx/CVE-2026-121543.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-121543","title":"smart-sso through 2.0.1 Incorrect Authorization in PermissionFilter Enables Admin Escalation","description":"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.","status":"published","published":"2026-11-03T15:17:04.528Z","modified":"2026-11-03T18:28:09.427Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-03T20:02:16.924578Z"}],"euvd":[{"id":"EUVD-2026-115888","description":"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.","status":"published","published":"2026-11-03T15:17:04Z","modified":"2026-11-03T18:28:09Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-03T21:20:13.974366Z"}],"ghsa":[{"id":"GHSA-cfjx-qgfm-vmq8","title":"smart-sso through 2.0.1 contains an incorrect authorization vulnerability in PermissionFilter...","description":"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.","status":"published","published":"2026-11-03T18:31:03Z","modified":"2026-11-03T18:31:04Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-03T19:01:31.965978Z"}],"nvd":[{"id":"CVE-2026-121543","description":"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.","status":"published","published":"2026-11-03T16:17:25.653Z","modified":"2026-11-03T19:18:04.44Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-03T22:58:51.822037Z"}],"osv":[{"id":"CVE-2026-121543","title":"smart-sso through 2.0.1 Incorrect Authorization in PermissionFilter Enables Admin Escalation","description":"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.","status":"published","published":"2026-11-03T15:17:04.528Z","modified":"2026-11-05T03:31:06.755529153Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-05T07:12:46.161235Z"}]}}