CVE-2025-66397: Churchcrm

High severity, CVSS 8.3. EPSS: 0.3% chance of exploitation in the next 30 days.

ChurchCRM is an open-source church management system. Prior to version 6.5.3, the allowRegistration, acceptKiosk, reloadKiosk, and identifyKiosk functions in the Kiosk Manager feature suffers from broken access control, allowing any authenticated user to allow and accept kiosk registrations, and perform other Kiosk Manager actions such as reload and identify. Version 6.5.3 fixes the issue.

Affected products

• Churchcrm Churchcrm: before 6.5.3 (fixed in 6.5.3)

Published 2025-12-17. Last modified 2026-06-17.