Medium

TYPO3 CMS Allows Broken Access Control in Redirects Module

  • Disclosed: 13.01.2026
  • Updated: 11.10.2026 10:22

Problem

Backend users with access to the redirects module and write permission on the sys_redirect table were able to read, create, and modify any redirect record - without restriction to the user’s own file‑mounts or web‑mounts. This allowed attackers to insert or alter redirects pointing to arbitrary URLs - facilitating phishing or other malicious redirect attacks.

Solution

Update to TYPO3 versions 10.4.55 ELTS, 11.5.49 ELTS, 12.4.41 LTS, 13.4.23 LTS, 14.0.2 that fix the problem described.

Credits

Thanks to Georg Dümmler for reporting this issue, and to TYPO3 security team member Elias Häußler for fixing it.

References

Affected software

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PlatformPackageVulnerable versionsFixed in
Composer package typo3/cms-redirects >= 14.0.0, < 14.0.2, >= 13.0.0, < 13.4.23, >= 12.0.0, < 12.4.41, >= 11.0.0, < 11.5.49, >= 10.0.0, < 10.4.55 14.0.2, 13.4.23, 12.4.41, 11.5.49, 10.4.55

References

CVSS score -
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Weakness (CWE)
CWE-862
Platform
Composer
Package
typo3/cms-redirects
Disclosed
13.01.2026
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-6c46-p6j5-3f49 - CC BY 4.0

Vulnerability history: typo3/cms-redirects

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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