CVE record
CVE-2026-47352
TYPO3 CMS - Broken Access Control in Backend API
Authenticated backend users were able to retrieve file metadata via several Backend API routes without proper permission checks, allowing access to files outside their permitted file mounts or storages. This issue affects TYPO3 CMS versions before 10.4.57, 11.0.0-11.5.50, 12.0.0-12.4.45, 13.0.0-13.4.30 and 14.0.0-14.3.2.
CVE evidence
Known exploitation
Not listed in fetched KEV catalog
Absence from the fetched catalog does not establish that exploitation has not occurred.
Severity
moderate
CVSS 5.3 · CVSS_V4
Affected packages
2
Supported package records returned by OSV. Vendor and product names are not used to infer matches.
OSV package mapping
Affected open-source packages
| Package | Ecosystem | Fixed versions |
|---|---|---|
| typo3/cms-core | composer | 10.4.57, 11.5.51, 12.4.46, 13.4.31, 14.3.3 |
| typo3/cms-backend | composer | 10.4.57, 11.5.51, 12.4.46, 13.4.31, 14.3.3 |