CVE-2025-3902: Four Kitchens Block Class

Medium severity, CVSS 6.1. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Block Class allows Cross-Site Scripting (XSS).This issue affects Block Class: from 4.0.0 before 4.0.1.

Affected products

• Four Kitchens Block Class: from 4.0.0, before 4.0.1 (fixed in 4.0.1)

Published 2025-04-23. Last modified 2026-06-17.