Authentication Bypass Vulnerability in ChurchCRM API by ChurchCRM
CVE-2025-11529

6.9MEDIUM

Key Information:

Vendor

ChurchCRM

Status
Churchcrm
Vendor
CVE Published:
9 October 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-11529?

A security flaw identified in ChurchCRM versions up to 5.18.0 affects the AuthMiddleware function located in src/ChurchCRM/Slim/Middleware/AuthMiddleware.php. This vulnerability allows for a missing authentication scenario, which can be exploited remotely by an attacker. The introduction of an exploit to the public heightens the urgency for remediation. A patch is available to address this issue, specifically identified by the unique hash 3a1cffd2aea63d884025949cfbcfd274d06216a4. Urging users to apply the patch promptly is critical to securing their systems.

Affected Version(s)

ChurchCRM 5.0

ChurchCRM 5.1

ChurchCRM 5.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-11529 - Proof of Concept

References

https://vuldb.com/?id.327667
vdb-entrytechnical-description
https://vuldb.com/?ctiid.327667
signaturepermissions-required
https://vuldb.com/?submit.669916
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

uartu0 (VulDB User)
JSON
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CVE-2025-11529 : Authentication Bypass Vulnerability in ChurchCRM API by ChurchCRM