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CVE-2026-47351 TYPO3 CVE debrief

CVE-2026-47351 is a medium-severity vulnerability in TYPO3 CMS versions 10.4.0-13.4.30 and 14.0.0-14.3.2. The issue allows backend users to insert arbitrary records and files into the TYPO3 clipboard without proper read permission checks, potentially allowing users to gather information about records and files they are not authorized to view. The Common Vulnerability Scoring System (CVSS) score for this vulnerability is 5.3, indicating a medium severity level. The vulnerability is classified under CWE-200 and CWE-862.

Vendor
TYPO3
Product
TYPO3 CMS
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-09
Original CVE updated
2026-06-09
Advisory published
2026-06-09
Advisory updated
2026-06-09

Who should care

Users of TYPO3 CMS versions 10.4.0-13.4.30 and 14.0.0-14.3.2 should be aware of this vulnerability and take necessary actions to mitigate it.

Technical summary

The vulnerability is caused by a lack of proper read permission checks when inserting arbitrary records and files into the TYPO3 clipboard. This allows backend users to potentially gather information about records and files they are not authorized to view.

Defensive priority

Medium

Recommended defensive actions

  • Update TYPO3 CMS to version 10.4.31 or later, 13.4.31 or later, or 14.3.3 or later.
  • Review and adjust backend user permissions to ensure proper read access controls are in place.

Evidence notes

The CVE-2026-47351 vulnerability was made public on [cvePublishedAt] and last modified on [cveModifiedAt].

Official resources

CVE-2026-47351 was published on 2026-06-09T11:16:52.993Z and last modified on 2026-06-09T13:46:50.540Z.