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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-40485

ChurchCRM: Username Enumeration via Differential Response in Public Login API

Description

ChurchCRM is an open-source church management system. In versions prior to 7.2.0, the public API login endpoint (/api/public/user/login) returns distinguishable HTTP response codes based on whether a username exists: 404 for non-existent users and 401 for valid users with incorrect passwords. An unauthenticated attacker can exploit this difference to enumerate valid usernames, with no rate limiting or account lockout to impede the process. This issue has been fixed in version 7.2.0.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

ChurchCRM CRM

  • < 7.2.0affected

References