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CVE-2026-39344 - Vulnerability Analysis

HighCVSS: 8.1

Last Updated: April 7, 2026

ChurchCRM - Reflected XSS

Published: April 7, 2026Updated: April 7, 2026Remote Exploitable

Overview

ChurchCRM < 7.1.0 contains a reflected XSS caused by lack of sanitization of the username parameter on the login page, letting attackers execute scripts on client side, exploit requires crafted URL.

Severity & Score

Severity: High

CVSS Score: 8.1

Impact

Attackers can execute malicious scripts on users' browsers, potentially stealing session cookies or manipulating the login page display.

Mitigation

Update to version 7.1.0 or later.

References

https://github.com/ChurchCRM/CRM/security/advisories/GHSA-rx8c-j7x8-w3hj

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-39344
Severity: High
CVSS Score: 8.1
Type: reflected_xss
Status: new

CWE

CWE-79

CVSS Metrics

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N