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CVE-2026-39333 - Vulnerability Analysis

HighCVSS: 8.7

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 improper output encoding of DateStart and DateEnd parameters in FindFundRaiser.php, letting authenticated attackers execute arbitrary JavaScript via crafted URLs.

Severity & Score

Severity: High

CVSS Score: 8.7

Impact

Authenticated attackers can execute arbitrary JavaScript in other users' browsers, potentially stealing session data or performing actions on their behalf.

Mitigation

Update to version 7.1.0 or later.

References

https://github.com/ChurchCRM/CRM/security/advisories/GHSA-fqq6-qrcf-h7h5

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-39333
Severity: High
CVSS Score: 8.7
Type: reflected_xss
Status: new

CWE

CWE-79

CVSS Metrics

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