Missing Authorization

Overview typo3/cms-core is a free open source enterprise content management system. Affected versions of this package are vulnerable to Missing Authorization due to missing authorization checks when handling file mount folders. An attacker can perform unauthorized write operations, such as moving...

CVE-2026-47343 TYPO3 CMS - Destructive Actions on File Mount Folders

Non-privileged backend users with file mount access were able to perform write operations move, delete, rename on folders representing the root of an active file mount due to missing authorization restrictions. This issue affects TYPO3 CMS versions before 10.4.57, 11.0.0 through 11.5.50, 12.0.0...

CVE-2026-47343

Technical details are not publicly available in the provided documents. Monitor TYPO3 security advisories for updates. The CVE describes unauthorized write actions on file mount folders across several TYPO3 CMS versions, with no publicly disclosed exploitation specifics.