CVE-2025-59015: TYPO3 CMS uses insufficient entropy when generating passwords

CVE-2025-59015 · Severity: low · CVSS 3.1 · Published 2025-09-09

TYPO3 CMS uses insufficient entropy when generating passwords

Technologies: typo3/cms-core (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2025-59015 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-59015 being exploited in the wild.
How severe is CVE-2025-59015?
Low severity, with a CVSS score of 3.1, published 9 September 2025.
Which products and versions are affected?
typo3/cms-core (Packagist) ECOSYSTEM:introduced=12.0.0,fixed=12.4.37.
Is there a fix for CVE-2025-59015?
Yes. typo3/cms-core (Packagist): upgrade to 12.4.37 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-59015?
Check whether you run typo3/cms-core (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • typo3/cms-core (Packagist): upgrade to 12.4.37 or later
    composer require typo3/cms-core:^12.4.37

Affected products

  • typo3/cms-core (Packagist) ECOSYSTEM:introduced=12.0.0,fixed=12.4.37

Identifiers

  • CVE-2025-59015
  • GHSA-p5jq-5383-qvc7

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