TYPO3 CMS - Broken Access Control in Backend API

Summary

CVECVE-2026-47352
StatePUBLISHED
AssignerTYPO3
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-09 11:16:53 UTC
Updated2026-06-09 13:46:50 UTC
DescriptionAuthenticated 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.

Risk And Classification

Primary CVSS: v4.0 5.3 MEDIUM from f4fb688c-4412-4426-b4b8-421ecf27b14a

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

EPSS: 0.004140000 probability, percentile 0.328200000 (date 2026-06-16)

Problem Types: CWE-862 | CWE-862 CWE-862 Missing Authorization


VersionSourceTypeScoreSeverityVector
4.0f4fb688c-4412-4426-b4b8-421ecf27b14aSecondary5.3MEDIUMCVSS: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/C...
4.0CNACVSS5.3MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA TYPO3 TYPO3 CMS affected 10.4.57 semver Not specified
CNA TYPO3 TYPO3 CMS affected 11.0.0 11.5.51 semver Not specified
CNA TYPO3 TYPO3 CMS affected 12.0.0 12.4.46 semver Not specified
CNA TYPO3 TYPO3 CMS affected 13.0.0 13.4.31 semver Not specified
CNA TYPO3 TYPO3 CMS affected 14.0.0 14.3.3 semver Not specified

References

ReferenceSourceLinkTags
typo3.org/security/advisory/typo3-core-sa-2026-015 f4fb688c-4412-4426-b4b8-421ecf27b14a typo3.org
github.com/TYPO3/typo3/commit/17a3b7830d5931725db5fdab0cfc76d479884c96 f4fb688c-4412-4426-b4b8-421ecf27b14a github.com
github.com/TYPO3/typo3/commit/bfe7c354168f467726020ed49299dd209a455719 f4fb688c-4412-4426-b4b8-421ecf27b14a github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Phong Lan (en)

CNA: Oliver Hader (en)

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