Low severity3.3NVD Advisory· Published Nov 25, 2025· Updated Jun 17, 2026
CVE-2025-65961
CVE-2025-65961
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, it is possible to inject code into the template output that will be executed in the browser in the front end and back end. This issue has been patched in versions 4.13.57, 5.3.42, and 5.6.5. A workaround for this issue involves not using the affected templates or patch them manually.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
contao/core-bundlePackagist | >= 4.0.0, < 4.13.57 | 4.13.57 |
contao/core-bundlePackagist | >= 5.0.0-RC1, < 5.3.42 | 5.3.42 |
contao/core-bundlePackagist | >= 5.4.0-RC1, < 5.6.5 | 5.6.5 |
Affected products
3Patches
Vulnerability mechanics
References
4- contao.org/en/security-advisories/cross-site-scripting-in-templatesnvdVendor AdvisoryWEB
- github.com/advisories/GHSA-68q5-78xp-cwwcghsaADVISORY
- github.com/contao/contao/security/advisories/GHSA-68q5-78xp-cwwcnvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2025-65961ghsaADVISORY
News mentions
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