Vulnerability · Published Oct 10, 2025 · Assigned by snyk
CVE-2025-11570
Medium 4.6
In plain English
A medium-severity cross-site scripting in drupal-pattern-lab/unified-twig-extensions. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).
Official description
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)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist | drupal-pattern-lab/unified-twig-extensions | no fix listed | GHSA-64mv-9655-37hx |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | drupal-pattern-lab/unified-twig-extensions | 0.0.0 – before * |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N/E:P