{"id":"CVE-2026-111890","title":"phpMyFAQ 4.2.0-alpha.2 before 4.2.0-beta Privilege Escalation via updateUserRights","summary":"phpMyFAQ from 4.2.0-alpha.2 before 4.2.0-beta contains a privilege escalation vulnerability in UserController::updateUserRights that drops per-right language restrictions when rights are re-granted. Administrators holding USER_EDIT can s…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N","cvssSource":"cna","cwe":["CWE-269"],"vendor":"thorsten","product":"phpMyFAQ","affected":["phpMyFAQ >= 4.2.0-alpha.2 < 4.2.0-beta"],"published":"2026-10-17","updated":"2026-10-17","sourceUpdated":"2026-10-17T18:46:14.542Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111890","references":[{"url":"https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-3666-fmjj-qm5h","label":"GitHub Security Advisory (GHSA-3666-fmjj-qm5h)"},{"url":"https://www.vulncheck.com/advisories/phpmyfaq-4.2.0-alpha.2-before-4.2.0-beta-privilege-escalation-via-updateuserrights","label":"VulnCheck Advisory: phpMyFAQ 4.2.0-alpha.2 before 4.2.0-beta Privilege Escalation via updateUserRights"}],"tags":["cve.org"],"ingestedAt":"2026-10-17T19:08:56.960Z","slug":"CVE-2026-111890","body":"## Overview\n\nphpMyFAQ from 4.2.0-alpha.2 before 4.2.0-beta contains a privilege escalation vulnerability in UserController::updateUserRights that drops per-right language restrictions when rights are re-granted. Administrators holding USER_EDIT can submit language-scoped rights to the update-rights API, including for themselves, to gain unrestricted FAQ create, edit, and publish access across all languages.\n\n## Affected\n\n- `phpMyFAQ >= 4.2.0-alpha.2 < 4.2.0-beta`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}