CVE-2026-19418

TYPO3 CMS contains a Broken Access Control in Backend and Install Tool for versions 13.0.0-13.4.33 and 14.0.0-14.3.5. Root cause: referrer enforcement from TYPO3 core SA-2020-006 became ineffective in v13.0+ because the backend/install tooling are served from the site’s main entry script rather t...