CVE-2025-11570

10.10.2025, 05:15

Versions of the package drupal-pattern-lab/unified-twig-extensions from 0.0.0 are vulnerable to Cross-site Scripting (XSS) due to insufficient filtering of data.

**Note:**
This is exploitable only if the code is executed outside of Drupal; the function is intended to be shared between Drupal and Pattern Lab.

The package drupal-pattern-lab/unified-twig-extensions is unmaintained, the fix for this issue exists in version 1.1.1 of [drupal/unified_twig_ext](https://www.drupal.org/project/unified_twig_ext)

Cross-site Scripting

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	4.6 MEDIUM	NETWORK	LOW	LOW	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
snyk	CNA	4.6 MEDIUM	NETWORK	LOW	LOW	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N/E:P

Awaiting analysis

This vulnerability is currently awaiting analysis.

Base Score

CVSS 3.x

EPSS Score

Percentile: Unknown

Common Weakness Enumeration

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References

https://github.com/drupal-pattern-lab/unified-twig-extensions/blob/862b9deccab544ca68e3aaaccc257d14acc9b1f6/example/_twig-components/functions/link.function.php%23L9

https://security.snyk.io/vuln/SNYK-PHP-DRUPALPATTERNLABUNIFIEDTWIGEXTENSIONS-8400877

https://www.drupal.org/sa-contrib-2023-041