CVE-2026-35572: Churchcrm

Medium severity, CVSS 6.0. EPSS: 0.4% chance of exploitation in the next 30 days.

ChurchCRM is an open-source church management system. Prior to 6.5.3, it is possible to trigger server-side HTTP/HTTPS requests to arbitrary hosts (SSRF) by supplying a crafted URL in the Referer request header. The server subsequently makes an outbound request to the attacker-controlled domain, confirmed via OAST. This vulnerability is fixed in 6.5.3.

Affected products

• Churchcrm Churchcrm: before 6.5.3 (fixed in 6.5.3)

Published 2026-04-07. Last modified 2026-06-17.