{"id":"CVE-2026-111909","title":"phpMyFAQ before 4.1.9 Missing Authorization Allows Superadmin Deletion via deleteUser API","summary":"phpMyFAQ before 4.1.9 contains a missing authorization vulnerability in the deleteUser() API that allows authenticated non-superadmin users with delete_user permission to delete superadmin accounts. Attackers can send a DELETE request to…","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","cvssSource":"cna","cwe":["CWE-269"],"vendor":"thorsten","product":"phpMyFAQ","affected":["phpMyFAQ < 4.1.9"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-18T11:18:33.662741Z"},"published":"2026-10-17","updated":"2026-10-18","sourceUpdated":"2026-10-18T11:42:56.427Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111909","references":[{"url":"https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-7j43-ww55-pm3g","label":"GitHub Security Advisory (GHSA-7j43-ww55-pm3g)"},{"url":"https://www.vulncheck.com/advisories/phpmyfaq-before-4.1.9-missing-authorization-allows-superadmin-deletion-via-deleteuser-api","label":"VulnCheck Advisory: phpMyFAQ before 4.1.9 Missing Authorization Allows Superadmin Deletion via deleteUser API"}],"tags":["cve.org"],"ingestedAt":"2026-10-17T19:08:56.819Z","slug":"CVE-2026-111909","body":"## Overview\n\nphpMyFAQ before 4.1.9 contains a missing authorization vulnerability in the deleteUser() API that allows authenticated non-superadmin users with delete_user permission to delete superadmin accounts. Attackers can send a DELETE request to /admin/api/user/delete with a superadmin's userId other than 1, removing administrative access and accountability.\n\n## Affected\n\n- `phpMyFAQ < 4.1.9`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}