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CVE-2026-47352

TYPO3 CMS - Broken Access Control in Backend API

MEDIUM
5.3
CVSS Score
Published: June 9, 2026 at 10:53 AM UTC
Updated: July 23, 2026 at 07:32 PM UTC
1 product affected across 1 vendorTYPO3

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

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, 11.0.0-11.5.51, 12.0.0-12.4.46, 13.0.0-13.4.31 and 14.0.0-14.3.3.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

TYPO3· TYPO3composer
95%
v < 10.4.5711.0.0 ≤ v < 11.5.5112.0.0 ≤ v < 12.4.4613.0.0 ≤ v < 13.4.3114.0.0 ≤ v < 14.3.311.0.012.0.013.0.014.0.0
Affected range stops below 10.4.57, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.5.51, so it looks safe — our inference, not a vendor statement
Affected range stops below 12.4.46, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.4.31, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.3.3, so it looks safe — our inference, not a vendor statement

References (3)

Vendor Advisory
Source: cverecord
https://typo3.org/security/advisory/typo3-core-sa-2026-015
Patch
Source: cverecord
https://github.com/TYPO3/typo3/commit/bfe7c354168f467726020ed49299dd209a455719
Patch
Source: cverecord
https://github.com/TYPO3/typo3/commit/17a3b7830d5931725db5fdab0cfc76d479884c96

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMTYPO3
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-862

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