MEDIUM · 6.6

CVE-2025-65960

Contao is an Open Source CMS. From version 4.0.0 to before 4.13.57, before 5.3.42, and before 5.6.5, back end users with precise control over the contents of template closures can execute arbitrary PH...

Vulnerability Description

Contao is an Open Source CMS. From version 4.0.0 to before 4.13.57, before 5.3.42, and before 5.6.5, back end users with precise control over the contents of template closures can execute arbitrary PHP functions that do not have required parameters. This issue has been patched in versions 4.13.57, 5.3.42, and 5.6.5. A workaround for this issue involves manually patching the Contao\Template::once() method.

CVSS Score

6.6

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
ContaoContao>= 4.0.0, < 4.13.57

Related Weaknesses (CWE)

References

FAQ

What is CVE-2025-65960?

CVE-2025-65960 is a vulnerability with a CVSS score of 6.6 (MEDIUM). Contao is an Open Source CMS. From version 4.0.0 to before 4.13.57, before 5.3.42, and before 5.6.5, back end users with precise control over the contents of template closures can execute arbitrary PH...

How severe is CVE-2025-65960?

CVE-2025-65960 has been rated MEDIUM with a CVSS base score of 6.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-65960?

Check the references section above for vendor advisories and patch information. Affected products include: Contao Contao.