CVE-2025-43840: Ref Checkbot

High severity, CVSS 7.1. EPSS: 0.1% chance of exploitation in the next 30 days.

Cross-Site Request Forgery (CSRF) vulnerability in ref CheckBot checkbot allows Stored XSS.This issue affects CheckBot: from n/a through <= 1.05.

Affected products

• Ref Checkbot: up to and including 1.05

Published 2025-05-19. Last modified 2026-06-17.