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Medium · 5.3 CVE-2026-39941

ChurchCRM has an XSS vulnerability

Published Apr 9, 2026 · Updated Apr 10, 2026 · Assigned by GitHub_M

Description

ChurchCRM is an open-source church management system. Prior to 7.1.0, an XSS vulnerability allows attacker-supplied input sent via a the EName and EDesc parameters in EditEventAttendees.php to be rendered in a page without proper output encoding, enabling arbitrary JavaScript execution in victims' browsers. This vulnerability is fixed in 7.1.0.

Affected products

VendorProductAffectedFixed
ChurchCRM CRM < 7.1.0 —

References