Vulnerability · Published Apr 7, 2026 · Assigned by GitHub_M

CVE-2026-39336ChurchCRM has Stored XSS from unescaped config values in HTML attributes

Medium 6.1

In plain English

A medium-severity cross-site scripting in CRM from ChurchCRM. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).

Severity (CVSS 3.1)6.1Medium

Exploit odds (30 days)0.2%top 88.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

ChurchCRM is an open-source church management system. Prior to 7.1.0, a stored cross-site scripting issue affects the Directory Reports form fields set from config, Person editor defaults rendered into address fields, and external self-registration form defaults. This is primarily an admin-to-admin stored XSS path where writable configuration fields are abused. This vulnerability is fixed in 7.1.0.

Affected products (as reported)

Vendor	Product	Versions
ChurchCRM	CRM	< 7.1.0

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N

References

https://github.com/ChurchCRM/CRM/security/advisories/GHSA-r8cp-gg58-2r2r x_refsource_CONFIRM