Improper Permission Management in Contao Open Source CMS
CVE-2025-57759

4.3MEDIUM

Key Information:

Vendor

Contao

Status
Contao
Vendor
CVE Published:
28 August 2025

What is CVE-2025-57759?

Contao Open Source CMS has a vulnerability that allows back end users to edit fields of pages and articles without the appropriate permissions under specific conditions. This flaw affects versions starting from 5.3.0 up through 5.3.38 and 5.6.1. Patches have been released in newer versions to address this issue, but no workarounds are available for those still using the affected versions.

Affected Version(s)

contao >= 5.3.0, < 5.3.38 < 5.3.0, 5.3.38

contao >= 5.4.0-RC1, < 5.6.1 < 5.4.0-RC1, 5.6.1

References

https://github.com/contao/contao/security/advisories/GHSA...
x_refsource_CONFIRM
https://github.com/contao/contao/commit/80ee7db12d55ad979...
x_refsource_MISC
https://contao.org/en/security-advisories/improper-privil...
x_refsource_MISC

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2025-57759 : Improper Permission Management in Contao Open Source CMS