CVE-2026-39339

Name: CVE-2026-39339
Creator: NVD / NIST
Published: 2026-04-07T18:16:45.88+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 1.35%

Last modified Jun 17, 2026

CVE-2026-39339 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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 all protected API endpoints by including "api/public" anywhere in the request URL, leading to complete exposure of church member data and system information. EPSS estimates a 1.35% chance of exploitation in the next 30 days.

Description

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 all protected API endpoints by including "api/public" anywhere in the request URL, leading to complete exposure of church member data and system information. This vulnerability is fixed in 7.1.0.

Metrics

CVSS 3.1

9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS Probability

1.35%

68.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Churchcrm	Churchcrm	< 7.1.0

References

https://github.com/ChurchCRM/CRM/security/advisories/GHSA-v3p2-mx78-pxhcThird Party Advisory
https://github.com/ChurchCRM/CRM/security/advisories/GHSA-v3p2-mx78-pxhcThird Party Advisory

Timeline

Published: Apr 7, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-39339?

How severe is CVE-2026-39339?

CVE-2026-39339 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.35% probability of exploitation in the next 30 days.

How do I fix CVE-2026-39339?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-39339?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST