High severityNVD Advisory· Published Jun 9, 2026· Updated Jun 9, 2026
CVE-2026-47343
CVE-2026-47343
Description
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 through 12.4.45, 13.0.0 through 13.4.30, and 14.0.0 through 14.3.2.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
typo3/cms-corePackagist | < 10.4.57 | 10.4.57 |
typo3/cms-corePackagist | >= 11.0.0, < 11.5.51 | 11.5.51 |
typo3/cms-corePackagist | >= 12.0.0, < 12.4.46 | 12.4.46 |
typo3/cms-corePackagist | >= 13.0.0, < 13.4.31 | 13.4.31 |
typo3/cms-corePackagist | >= 14.0.0, < 14.3.3 | 14.3.3 |
Affected products
3Patches
Vulnerability mechanics
References
7- github.com/advisories/GHSA-3v8v-4wg6-r7qhghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-47343ghsaADVISORY
- github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2026-47343.yamlghsaWEB
- github.com/TYPO3/typo3/commit/504e72470ff72aaf5d2256878bf473747f389798nvdWEB
- github.com/TYPO3/typo3/commit/ac4125aef8b9b94528a7f74db2444db57b05a87bnvdWEB
- github.com/TYPO3/typo3/security/advisories/GHSA-3v8v-4wg6-r7qhghsaWEB
- typo3.org/security/advisory/typo3-core-sa-2026-007nvdWEB
News mentions
1- TYPO3 CMS: Thirteen Backend Vulnerabilities Disclosed on June 9, 2026Vypr Intelligence · Jun 9, 2026