CVE-2025-57759: Contao

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Contao is an Open Source CMS. In versions starting from 5.3.0 and prior to 5.3.38 and 5.6.1, under certain conditions, back end users may be able to edit fields of pages and articles without having the necessary permissions. This issue has been patched in versions 5.3.38 and 5.6.1. There are no workarounds.

Affected products

• Contao Contao: from 5.3.0, before 5.3.38 (fixed in 5.3.38); from 5.4.0, before 5.6.1 (fixed in 5.6.1)

Published 2025-08-28. Last modified 2026-06-17.