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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
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.
- Record
CVE-2026-47352- CVSS 4.0
- 5.3 Medium
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 - Weakness
- CWE-862
- Updated
- 2026-11-02
EUVDEUVD-2026-35399
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.
- Record
EUVD-2026-35399- CVSS 4.0
- 5.3 Medium
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-2j54-93q2-3hjq
TYPO3 CMS has Broken Access Control in Backend API
Problem
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.
Solution
Update to TYPO3 versions 10.4.57 ELTS, 11.5.51 ELTS, 12.4.46 ELTS, 13.4.31 LTS, 14.3.3 LTS that fix the problem described.
Credits
TYPO3 CMS thanks Phong Lan for reporting this issue, and to TYPO3 core & security team member Oliver Hader for fixing it.
Resources
- Record
GHSA-2j54-93q2-3hjq- CVSS 4.0
- 5.3 Medium
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 - Weakness
- CWE-862
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-47352- CVSS 4.0
- 5.3 Medium
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-862
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2026-47352- CVSS 4.0
- 5.3 Medium
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 - Weakness
- CWE-862
- Updated
- 2026-11-02
OSVGHSA-2j54-93q2-3hjq
TYPO3 CMS has Broken Access Control in Backend API
Problem
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.
Solution
Update to TYPO3 versions 10.4.57 ELTS, 11.5.51 ELTS, 12.4.46 ELTS, 13.4.31 LTS, 14.3.3 LTS that fix the problem described.
Credits
TYPO3 CMS thanks Phong Lan for reporting this issue, and to TYPO3 core & security team member Oliver Hader for fixing it.
Resources
- Record
GHSA-2j54-93q2-3hjq- CVSS 4.0
- 5.3 Medium
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 - Weakness
- CWE-862
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
typo3/cms-corePackagist |
before 10.4.57 | 10.4.57 |
typo3/cms-corePackagist |
11.0.0 up to 11.5.51 | 11.5.51 |
typo3/cms-corePackagist |
12.0.0 up to 12.4.46 | 12.4.46 |
typo3/cms-corePackagist |
13.0.0 up to 13.4.31 | 13.4.31 |
typo3/cms-corePackagist |
14.0.0 up to 14.3.3 | 14.3.3 |
typo3/cms-backendPackagist |
before 10.4.57 | 10.4.57 |
typo3/cms-backendPackagist |
11.0.0 up to 11.5.51 | 11.5.51 |
typo3/cms-backendPackagist |
12.0.0 up to 12.4.46 | 12.4.46 |
typo3/cms-backendPackagist |
13.0.0 up to 13.4.31 | 13.4.31 |
typo3/cms-backendPackagist |
14.0.0 up to 14.3.3 | 14.3.3 |
Show 10 moreShow less
| Package | Affected | Fixed |
|---|---|---|
typo3/cms-corePackagist |
before 10.4.57, plus listed versions v10.0.0v10.1.0v10.2.0v10.2.1v10.2.2 Show 45 moreShow lessv10.3.0v10.4.0v10.4.1v10.4.10v10.4.11v10.4.12v10.4.13v10.4.14v10.4.15v10.4.16v10.4.17v10.4.18v10.4.19v10.4.2v10.4.20v10.4.21v10.4.22v10.4.23v10.4.24v10.4.25v10.4.26v10.4.27v10.4.28v10.4.29v10.4.3v10.4.30v10.4.31v10.4.32v10.4.33v10.4.34v10.4.36v10.4.37v10.4.4v10.4.5v10.4.6v10.4.7v10.4.8v10.4.9v8.7.10v8.7.11v8.7.12v8.7.13v8.7.14v8.7.15v8.7.16 |
10.4.57 |
typo3/cms-corePackagist |
11.0.0 up to 11.5.51, plus listed versions v11.0.0v11.1.0v11.1.1v11.2.0v11.3.0 Show 45 moreShow lessv11.3.1v11.3.2v11.3.3v11.4.0v11.5.0v11.5.1v11.5.10v11.5.11v11.5.12v11.5.13v11.5.14v11.5.15v11.5.16v11.5.17v11.5.18v11.5.19v11.5.2v11.5.20v11.5.21v11.5.22v11.5.23v11.5.24v11.5.25v11.5.26v11.5.27v11.5.28v11.5.29v11.5.3v11.5.30v11.5.31v11.5.32v11.5.33v11.5.34v11.5.35v11.5.36v11.5.37v11.5.38v11.5.39v11.5.4v11.5.40v11.5.41v11.5.5v11.5.6v11.5.7v11.5.8 |
11.5.51 |
typo3/cms-corePackagist |
12.0.0 up to 12.4.46, plus listed versions v12.0.0v12.1.0v12.1.1v12.1.2v12.1.3 Show 45 moreShow lessv12.2.0v12.3.0v12.4.0v12.4.1v12.4.10v12.4.11v12.4.12v12.4.13v12.4.14v12.4.15v12.4.16v12.4.17v12.4.18v12.4.19v12.4.2v12.4.20v12.4.21v12.4.22v12.4.23v12.4.24v12.4.25v12.4.26v12.4.27v12.4.28v12.4.29v12.4.3v12.4.30v12.4.31v12.4.32v12.4.33v12.4.34v12.4.35v12.4.36v12.4.37v12.4.38v12.4.39v12.4.4v12.4.40v12.4.41v12.4.42v12.4.43v12.4.44v12.4.45v12.4.5v12.4.6 |
12.4.46 |
typo3/cms-corePackagist |
13.0.0 up to 13.4.31, plus listed versions v13.0.0v13.0.1v13.1.0v13.1.1v13.2.0 Show 34 moreShow lessv13.2.1v13.3.0v13.3.1v13.4.0v13.4.1v13.4.10v13.4.11v13.4.12v13.4.13v13.4.14v13.4.15v13.4.16v13.4.17v13.4.18v13.4.19v13.4.2v13.4.20v13.4.21v13.4.22v13.4.23v13.4.24v13.4.25v13.4.26v13.4.27v13.4.28v13.4.29v13.4.3v13.4.30v13.4.4v13.4.5v13.4.6v13.4.7v13.4.8v13.4.9 |
13.4.31 |
typo3/cms-corePackagist |
14.0.0 up to 14.3.3, plus listed versions v14.0.0v14.0.1v14.0.2v14.1.0v14.1.1 Show 4 moreShow lessv14.2.0v14.3.0v14.3.1v14.3.2 |
14.3.3 |
typo3/cms-backendPackagist |
before 10.4.57, plus listed versions v10.0.0v10.1.0v10.2.0v10.2.1v10.2.2 Show 45 moreShow lessv10.3.0v10.4.0v10.4.1v10.4.10v10.4.11v10.4.12v10.4.13v10.4.14v10.4.15v10.4.16v10.4.17v10.4.18v10.4.19v10.4.2v10.4.20v10.4.21v10.4.22v10.4.23v10.4.24v10.4.25v10.4.26v10.4.27v10.4.28v10.4.29v10.4.3v10.4.30v10.4.31v10.4.32v10.4.33v10.4.34v10.4.36v10.4.37v10.4.4v10.4.5v10.4.6v10.4.7v10.4.8v10.4.9v8.7.10v8.7.11v8.7.12v8.7.13v8.7.14v8.7.15v8.7.16 |
10.4.57 |
typo3/cms-backendPackagist |
11.0.0 up to 11.5.51, plus listed versions v11.0.0v11.1.0v11.1.1v11.2.0v11.3.0 Show 45 moreShow lessv11.3.1v11.3.2v11.3.3v11.4.0v11.5.0v11.5.1v11.5.10v11.5.11v11.5.12v11.5.13v11.5.14v11.5.15v11.5.16v11.5.17v11.5.18v11.5.19v11.5.2v11.5.20v11.5.21v11.5.22v11.5.23v11.5.24v11.5.25v11.5.26v11.5.27v11.5.28v11.5.29v11.5.3v11.5.30v11.5.31v11.5.32v11.5.33v11.5.34v11.5.35v11.5.36v11.5.37v11.5.38v11.5.39v11.5.4v11.5.40v11.5.41v11.5.5v11.5.6v11.5.7v11.5.8 |
11.5.51 |
typo3/cms-backendPackagist |
12.0.0 up to 12.4.46, plus listed versions v12.0.0v12.1.0v12.1.1v12.1.2v12.1.3 Show 45 moreShow lessv12.2.0v12.3.0v12.4.0v12.4.1v12.4.10v12.4.11v12.4.12v12.4.13v12.4.14v12.4.15v12.4.16v12.4.17v12.4.18v12.4.19v12.4.2v12.4.20v12.4.21v12.4.22v12.4.23v12.4.24v12.4.25v12.4.26v12.4.27v12.4.28v12.4.29v12.4.3v12.4.30v12.4.31v12.4.32v12.4.33v12.4.34v12.4.35v12.4.36v12.4.37v12.4.38v12.4.39v12.4.4v12.4.40v12.4.41v12.4.42v12.4.43v12.4.44v12.4.45v12.4.5v12.4.6 |
12.4.46 |
typo3/cms-backendPackagist |
13.0.0 up to 13.4.31, plus listed versions v13.0.0v13.0.1v13.1.0v13.1.1v13.2.1 Show 33 moreShow lessv13.3.0v13.3.1v13.4.0v13.4.1v13.4.10v13.4.11v13.4.12v13.4.13v13.4.14v13.4.15v13.4.16v13.4.17v13.4.18v13.4.19v13.4.2v13.4.20v13.4.21v13.4.22v13.4.23v13.4.24v13.4.25v13.4.26v13.4.27v13.4.28v13.4.29v13.4.3v13.4.30v13.4.4v13.4.5v13.4.6v13.4.7v13.4.8v13.4.9 |
13.4.31 |
typo3/cms-backendPackagist |
14.0.0 up to 14.3.3, plus listed versions v14.0.0v14.0.1v14.0.2v14.1.0v14.1.1 Show 4 moreShow lessv14.2.0v14.3.0v14.3.1v14.3.2 |
14.3.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-47352 is a medium vulnerability (CVSS 5.3) in Typo3 Cms, published June 9, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. Fixed in typo3/cms-core 10.4.57.
References
typo3.org/security/advisory/typo3-core-sa-2026-015
github.com/TYPO3/typo3/commit/bfe7c354168f467726020ed49299dd209a455719
nvd.nist.gov/vuln/detail/CVE-2026-47352
Left out here: 128 versions. The JSON record has them.