Open Redirect Affecting typo3/cms-core package, versions <12.4.37>=13.0.0, <13.4.18


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.03% (8th percentile)

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  • Snyk IDSNYK-PHP-TYPO3CMSCORE-12670805
  • published15 Sept 2025
  • disclosed9 Sept 2025
  • creditOliver Hader

Introduced: 9 Sep 2025

NewCVE-2025-59013  (opens in a new tab)
CWE-601  (opens in a new tab)

How to fix?

Upgrade typo3/cms-core to version 12.4.37, 13.4.18 or higher.

Overview

typo3/cms-core is a free open source enterprise content management system.

Affected versions of this package are vulnerable to Open Redirect via the GeneralUtility::sanitizeLocalUrl function. An attacker can cause users to be redirected to arbitrary external sites by supplying whitespaces in the URL, potentially enabling phishing attacks.

Note: Additional fixed versions are available through TYPO3’s Extended Long Term Support

CVSS Base Scores

version 4.0
version 3.1