{"id":"CVE-2026-111893","title":"phpMyFAQ 4.2.0-alpha before 4.2.0-beta Privilege Escalation via Group Category Restrictions API","summary":"phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains a privilege escalation vulnerability in GroupController::saveCategoryRestrictions() that lets delegated administrators assign categories outside their own scope. Category-restricted adminis…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","cvssSource":"cna","cwe":["CWE-269"],"vendor":"thorsten","product":"phpMyFAQ","affected":["phpMyFAQ >= 4.2.0-alpha < 4.2.0-beta"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-10-18T11:20:37.877447Z"},"exploitAvailable":true,"published":"2026-10-17","updated":"2026-10-18","sourceUpdated":"2026-10-18T11:20:40.712Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111893","references":[{"url":"https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gv7w-78f6-mcmh","label":"GitHub Security Advisory (GHSA-gv7w-78f6-mcmh)"},{"url":"https://www.vulncheck.com/advisories/phpmyfaq-4.2.0-alpha-before-4.2.0-beta-privilege-escalation-via-group-category-restrictions-api","label":"VulnCheck Advisory: phpMyFAQ 4.2.0-alpha before 4.2.0-beta Privilege Escalation via Group Category Restrictions API"}],"tags":["cve.org","exploit-available"],"ingestedAt":"2026-10-17T19:08:56.952Z","slug":"CVE-2026-111893","body":"## Overview\n\nphpMyFAQ 4.2.0-alpha before 4.2.0-beta contains a privilege escalation vulnerability in GroupController::saveCategoryRestrictions() that lets delegated administrators assign categories outside their own scope. Category-restricted administrators can POST to /admin/api/group/category-restrictions with out-of-scope or empty categoryIds to grant groups unrestricted category access.\n\n## Affected\n\n- `phpMyFAQ >= 4.2.0-alpha < 4.2.0-beta`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":12,"ransomware":0},"changes":[{"seq":224026,"id":"CVE-2026-111893","ts":1792323682028,"field":"exploit_available","old":"false","new":"true"}]}