CVE-2026-47352 json
TYPO3 CMS - Broken Access Control in Backend API
published 5mo ago modified 2mo ago also GHSA-2j54-93q2-3hjq , EUVD-2026-35399
- cvss
- 5.3
- version 4.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 14%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- packagist typo3/cms-core 10.4.57, 11.5.51, 12.4.46, 13.4.31, 14.3.3
- packagist typo3/cms-backend 10.4.57, 11.5.51, 12.4.46, 13.4.31, 14.3.3
- TYPO3 TYPO3 CMS 10.4.57, 11.5.51, 12.4.46, 13.4.31, 14.3.3
- github.com/TYPO3/typo3@bfe7c35 commit
- github.com/TYPO3/typo3@17a3b78 commit
Is CVE-2026-47352 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 5mo ago
Exploit prediction
0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.3 | 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 |
| CNA | 4.0 | 5.3 | 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 |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | typo3/cms-core | <10.4.57 >=11.0.0, <11.5.51 >=12.0.0, <12.4.46 >=13.0.0, <13.4.31 >=14.0.0, <14.3.3 |
10.4.57 11.5.51 12.4.46 13.4.31 14.3.3 |
| packagist | typo3/cms-backend | <10.4.57 >=11.0.0, <11.5.51 >=12.0.0, <12.4.46 >=13.0.0, <13.4.31 >=14.0.0, <14.3.3 |
10.4.57 11.5.51 12.4.46 13.4.31 14.3.3 |
Affected products
- TYPO3 TYPO3 CMS
Classification
- Weakness
-
- CWE-862 Missing Authorization
References
-
github.com
/TYPO3/typo3/commit/bfe7c354168f467726020ed49299dd209a455719
patch, web
-
github.com
/TYPO3/typo3/commit/17a3b7830d5931725db5fdab0cfc76d479884c96
patch, web
-
typo3.org
/security/advisory/typo3-core-sa-2026-015
vendor-advisory, web
-
github.com
/TYPO3/typo3/security/advisories/GHSA-2j54-93q2-3hjq
web
-
nvd.nist.gov
/vuln/detail/CVE-2026-47352
advisory
-
github.com
/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2026-47352.yaml
web
-
github.com
/TYPO3/typo3
package
Sources
- CVE List CVE-2026-47352
- GitHub Advisory GHSA-2j54-93q2-3hjq
- NVD CVE-2026-47352
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