CVE-2026-39941

MEDIUM

ChurchCRM has an XSS vulnerability

Title source: cna

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.

References (3)

[X_Refsource_Confirm] https://github.com/ChurchCRM/CRM/security/advisories/GHSA-4mqw-9jww-2c58

[X_Refsource_Misc] https://github.com/ChurchCRM/CRM/commit/d2f7f36e2ea342419026ddc4bc4ea8efbf5e7e98

View Writeup ZIP pw:eip

[X_Refsource_Misc] https://github.com/ChurchCRM/CRM/releases/tag/7.1.0

Scores

CVSS v3 6.1

EPSS 0.0003

EPSS Percentile 10.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE

CWE-79 CWE-80

Status published

Products (2)

churchcrm/churchcrm < 7.1.0

ChurchCRM/CRM < 7.1.0

Published Apr 09, 2026

Tracked Since Apr 09, 2026