What is CVE-2026-39339?

CVE-2026-39339 is a critical-severity vulnerability in Churchcrm Crm, classified under Improper Access Control. CVSS score: 9.1/10. Published 2026-04-07.

How severe is CVE-2026-39339?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in Churchcrm Crm

CVE-2026-39339

ChurchCRM is an open-source church management system. Prior to 7.1.0, a critical authentication bypass vulnerability in ChurchCRM's API middleware (ChurchCRM/Slim/Middleware/AuthMiddleware.php) allows unauthenticated attackers to access a…

EPSS: 0.150 (94.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Churchcrm Crm — versions < 7.1.0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

https://github.com/ChurchCRM/CRM/security/advisories/GHSA-v3p2-mx78-pxhc (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-39339?: CVE-2026-39339 is a critical-severity vulnerability in Churchcrm Crm, classified under Improper Access Control. CVSS score: 9.1/10. Published 2026-04-07.
How severe is CVE-2026-39339?: Critical severity. CVSS v3 base score is 9.1 out of 10.