CVE-2026-39941CWE-79CWE-80

ChurchCRM has an XSS vulnerability

Medium · published April 9, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
32.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
EPSS
0.00392 · 32.2th percentile
Weaknesses
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'); CWE-80 · Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
Published
2026-04-09T15:38Z
EPSS history
Timeline
  • 09 APR 15:38Z
    ChurchCRM has an XSS vulnerability
    cvelistv5