Anti-Spam by CleanTalk - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-014
Project: Anti-Spam by CleanTalkDate: 2026-February-25Security risk: Moderately critical 13 ∕ 25 AC:Complex/A:None/CI:Some/II:Some/E:Theoretical/TD:UncommonVulnerability: Cross-site scriptingAffected versions: <9.7.0CVE IDs: CVE-2026-3213Description: This module enables you to block bots by Firewall.
The module doesn't sufficiently sanitize user input leading to a reflected Cross-site scripting (XSS) vulnerability.
This vulnerability is mitigated by the fact that the vulnerable functionality is only presented to users that are "challenged" or blocked by the firewall.Solution: Install the latest version:
- If you use the Anti-Spam by CleanTalk module for Drupal, upgrade to Anti-Spam by CleanTalk 9.7.0.
Reported By:
- Drew Webber (mcdruid) of the Drupal Security Team
Fixed By:
- glomberg
- Drew Webber (mcdruid) of the Drupal Security Team
- sergefcleantalk
Coordinated By:
- Damien McKenna (damienmckenna) of the Drupal Security Team
- Greg Knaddison (greggles) of the Drupal Security Team
- Drew Webber (mcdruid) of the Drupal Security Team
- Juraj Nemec (poker10) of the Drupal Security Team
- Jess (xjm) of the Drupal Security Team

