CVE-2026-39339

CRITICAL NUCLEI

ChurchCRM <7.1.0 API Middleware - Authentication Bypass

Title source: manual
STIX 2.1

Exploitation Summary

CVE-2026-39339 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

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.

Nuclei Templates (1)

ChurchCRM - API Authentication Bypass via URL Injection
CRITICALby akhilshekhar
Shodan: http.title:"churchcrm"
FOFA: app="churchcrm"

References (1)

Core 1
Core References

Scores

CVSS v3 9.1
EPSS 0.0135
EPSS Percentile 67.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-284
Status published
Products (2)
churchcrm/churchcrm < 7.1.0
ChurchCRM/CRM < 7.1.0
Published Apr 07, 2026
Tracked Since Apr 08, 2026