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 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 v3 6.6 MEDIUM

6.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.7 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://contao.org/en/security-advisories/remote-code-execution-in-template-closures	Vendor Advisory
https://github.com/contao/contao/security/advisories/GHSA-98vj-mm79-v77r	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:contao:contao::::::::
	cpe:2.3:a:contao:contao::::::::
	cpe:2.3:a:contao:contao::::::::

History

18 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Contao es un CMS de código abierto. Desde la versión 4.0.0 hasta la 4.13.57, hasta la 5.3.42, y hasta la 5.6.5, los usuarios del back end con control preciso sobre el contenido de los cierres de plantilla pueden ejecutar funciones PHP arbitrarias que no tienen parámetros requeridos. Este problema ha sido parcheado en las versiones 4.13.57, 5.3.42 y 5.6.5. Una solución alternativa para este problema implica parchear manualmente el método Contao\Template::once().

Information

Published : 2025-11-25 19:15

Updated : 2026-10-18 20:10

NVD link : CVE-2025-65960

Mitre link : CVE-2025-65960

CVE.ORG link : CVE-2025-65960

JSON object : View

Products Affected

contao

contao

CWE

CWE-351

Insufficient Type Distinction

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