CVE-2025-3902
MEDIUMCVSS 6.1/10EPSS 0.20%
Last modified
CVE-2025-3902 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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.. EPSS estimates a 0.20% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Four Kitchens | Block Class | >= 4.0.0, < 4.0.1 |
References
- https://www.drupal.org/sa-contrib-2025-043Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-3902?
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.
How severe is CVE-2025-3902?
CVE-2025-3902 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.
How do I fix CVE-2025-3902?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2025-3902?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST