{"id":"CVE-2026-88959","title":"Anchor CMS through 0.12.7 Privilege Escalation via Missing Authorization on Admin User-Management Endpoints","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 or modify existing ones. Attackers with editor or use…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-862"],"vendor":"anchorcms","product":"anchorcms/anchor-cms","affected":["anchorcms/anchor-cms <= 0.12.7"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-11T18:26:05.623455Z"},"published":"2026-09-10","updated":"2026-09-11","sourceUpdated":"2026-09-11T20:33:23.175Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-88959","references":[{"url":"https://gist.github.com/bozorovab2009-spec/57931237f774b78333f8fe47e84ec4aa","label":"Anchor CMS 0.12.7 - Missing Authorization / Privilege Escalation"},{"url":"https://github.com/anchorcms/anchor-cms/blob/0.12.7/anchor/routes/users.php","label":"anchor/routes/users.php at 0.12.7"},{"url":"https://github.com/anchorcms/anchor-cms","label":"Product"},{"url":"https://www.vulncheck.com/advisories/anchor-cms-through-0.12.7-privilege-escalation-via-missing-authorization-on-admin-user-management-endpoints","label":"VulnCheck Advisory: Anchor CMS through 0.12.7 Privilege Escalation via Missing Authorization on Admin User-Management Endpoints"}],"tags":["cve.org"],"epss":0.00289,"epssPercentile":0.21708,"ingestedAt":"2026-09-14T11:11:19.881Z","slug":"CVE-2026-88959","body":"## Overview\n\nAnchor 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.\n\n## Affected\n\n- `anchorcms/anchor-cms <= 0.12.7`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}