CVE-2023-51696: Cleantalk Anti-Spam

High severity, CVSS 8.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Cross-Site Request Forgery (CSRF) vulnerability in СleanTalk - Anti-Spam Protection Spam protection, Anti-Spam, FireWall by CleanTalk.This issue affects Spam protection, Anti-Spam, FireWall by CleanTalk: from n/a through 6.20.

Affected products

• Cleantalk Anti-Spam: before 6.21 (fixed in 6.21)

Published 2024-02-29. Last modified 2026-06-17.