CVE-2026-39339

| EUVD-2026-19839 CRITICAL
2026-04-07 [email protected]
9.1
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

Lifecycle Timeline

3
EUVD ID Assigned
Apr 07, 2026 - 18:22 euvd
EUVD-2026-19839
Analysis Generated
Apr 07, 2026 - 18:22 vuln.today
CVE Published
Apr 07, 2026 - 18:16 nvd
CRITICAL 9.1

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.

Analysis

Authentication bypass in ChurchCRM API middleware enables unauthenticated remote attackers to access all protected endpoints by manipulating URL paths with 'api/public' strings, exposing complete church member databases and system configurations. Affects ChurchCRM versions prior to 7.1.0 with critical CVSS 9.1 rating. …

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Remediation

Within 24 hours: Identify all ChurchCRM installations and determine current versions; immediately isolate any internet-exposed instances or restrict API access to trusted networks only. Within 7 days: Contact ChurchCRM vendor for patch availability timeline and escalate to leadership; implement network-level controls (WAF rules, API gateway restrictions) to block requests containing 'api/public' path manipulation patterns. …

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Priority Score

46
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +46
POC: 0

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CVE-2026-39339 vulnerability details – vuln.today

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