Vulnerability · Published Apr 7, 2026 · Assigned by GitHub_M

CVE-2026-39337ChurchCRM Affected by Unauthenticated RCE in Install Wizard

Critical 10.0

In plain English

A critical-severity code injection in CRM from ChurchCRM. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 54% of all known vulnerabilities).

Severity (CVSS 3.1)10.0Critical

Exploit odds (30 days)0.7%top 45.6% 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, critical pre-authentication remote code execution vulnerability in ChurchCRM's setup wizard allows unauthenticated attackers to inject arbitrary PHP code during the initial installation process, leading to complete server compromise. The "$dbPassword" variable is not sanitized. This vulnerability exists due to an incomplete fix for CVE-2025-62521. This vulnerability is fixed in 7.1.0.

Affected products (as reported)

Vendor	Product	Versions
ChurchCRM	CRM	< 7.1.0

Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References

https://github.com/ChurchCRM/CRM/security/advisories/GHSA-pm2v-ggh4-mp7p x_refsource_CONFIRM