CVE-2026-39337 ChurchCRM Affected by Unauthenticated RCE in Install Wizard
Unauthenticated attackers can execute arbitrary PHP code via the setup wizard, leading to server compromise.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-39337?
CVE-2026-39337 is a critical code injection vulnerability in Churchcrm Churchcrm, published on 7 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
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.
Weakness: CWE-94
Which versions are affected by CVE-2026-39337?
It affects 1 product.
Products include Churchcrm Churchcrm.
How do I fix CVE-2026-39337?
No fix has been published for CVE-2026-39337 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-39337 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-39337 exists.
Other vulnerabilities in Churchcrm Churchcrm
Sources
Also known as GHSA-pm2v-ggh4-mp7p.