CVE-2026-39335
CWE-79Published: April 7, 2026· Updated: Apr 9, 2026
Official Description
ChurchCRM is an open-source church management system. Prior to 7.1.1, there is Stored XSS in group remove control and family editor state/country. This is primarily an admin-to-admin stored XSS path when writable entity fields are abused. This vulnerability is fixed in 7.1.1.
Technical Analysis
CVE-2026-39335 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 6.1.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-39335 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts