{"id":"CVE-2026-88959","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-88959","summary":"Anchor CMS through 0.12.7 fails to enforce role-based access control in admin user-management endpoints, allowing any authenticated low-privilege user to create administrator accounts…","details":"Anchor CMS through 0.12.7 fails to enforce role-based access control in admin user-management endpoints, allowing any authenticated low-privilege user to create administrator accounts or modify existing ones. Attackers with editor or user roles can POST directly to admin/users/add or admin/users/edit endpoints to create new administrator accounts or change the existing administrator's password, gaining full administrative access.","published":"2026-09-10T16:18:12.843","modified":"2026-09-10T16:18:12.843","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://gist.github.com/bozorovab2009-spec/57931237f774b78333f8fe47e84ec4aa"},{"type":"WEB","url":"https://github.com/anchorcms/anchor-cms"},{"type":"WEB","url":"https://github.com/anchorcms/anchor-cms/blob/0.12.7/anchor/routes/users.php"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/anchor-cms-through-0.12.7-privilege-escalation-via-missing-authorization-on-admin-user-management-endpoints"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-10T16:18:12.843"}}