{"id":"CVE-2026-77132","title":"It has been discovered that several AJAX routes used for the backend localization wizard failed to perform authorization checks","summary":"It has been discovered that several AJAX routes used for the backend localization wizard failed to perform authorization checks. This allowed authenticated, low-privileged backend users to access information about records and content ele…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","cwe":["CWE-200","CWE-862"],"vendor":"TYPO3","product":"typo3/cms-backend","affected":["typo3/cms-backend >= 10.0.0 < 10.4.60","typo3/cms-backend >= 11.0.0 < 11.5.54","typo3/cms-backend >= 12.0.0 < 12.4.49","typo3/cms-backend >= 13.0.0 < 13.4.35","typo3/cms-backend >= 14.0.0 < 14.3.7"],"published":"2026-09-08","updated":"2026-09-08","sourceUpdated":"2026-09-08T19:15:18.627","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-77132","references":[{"url":"https://github.com/TYPO3/typo3/commit/1c63ce806d1ccac839f4aa54ac7f48a22dd7ea64","label":"f4fb688c-4412-4426-b4b8-421ecf27b14a"},{"url":"https://github.com/TYPO3/typo3/commit/35e070fc654def838fbdc45562c2c095d44ca086","label":"f4fb688c-4412-4426-b4b8-421ecf27b14a"},{"url":"https://github.com/TYPO3/typo3/commit/c232421325bd18fc4d13efac0fc018a57da2dcd6","label":"f4fb688c-4412-4426-b4b8-421ecf27b14a"},{"url":"https://news.typo3.com/security/advisory/typo3-core-sa-2026-022","label":"f4fb688c-4412-4426-b4b8-421ecf27b14a"}],"tags":["nvd","cve.org"],"epss":0.00409,"epssPercentile":0.34937,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-08T12:21:38.169127Z"},"cvssSource":"cna","ingestedAt":"2026-09-08T15:33:26.983Z","slug":"CVE-2026-77132","body":"## Overview\n\nIt has been discovered that several AJAX routes used for the backend localization wizard failed to perform authorization checks. This allowed authenticated, low-privileged backend users to access information about records and content elements that fall outside of their permitted range. Exploiting this vulnerability requires a low-privileged backend user account. This issue affects TYPO3 CMS versions 10.0.0-10.4.59, 11.0.0-11.5.53, 12.0.0-12.4.48, 13.0.0-13.4.34 and 14.0.0-14.3.6.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}