Contao is vulnerable to remote code execution in template closures
### Impact Backend users with precise control over the contents of template closures can execute arbitrary PHP functions that do not have required parameters. ### Patches Update to Contao 4.13.57, 5.3.42 or 5.6.5 ### Workarounds Manually patch the `Contao\Template::once()` method. ### Resources https://contao.org/en/security-advisories/remote-code-execution-in-template-closures
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2025-65960US | — | — | ||
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… | ||||
02
references
External citations — patches, advisories, analysis.
- https://contao.org/en/security-advisories/remote-code-execution-in-template-closuresWEB
- https://github.com/contao/contaoPACKAGE
- https://github.com/contao/contao/commit/577d7fdd5b1ca84f65f034ff556865422f0a3bd1WEB
- https://github.com/contao/contao/commit/676f0855d39007ac9a0dbe7ae6a7414cba2312a5WEB
- https://github.com/contao/contao/commit/ebf84c90e5679a67060f396b924ce4a3c3f206b3WEB
- https://github.com/contao/contao/security/advisories/GHSA-98vj-mm79-v77rWEB
- https://nvd.nist.gov/vuln/detail/CVE-2025-65960ADVISORY
scry
Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.
Free scan