ChurchCRM up to 5.18.0 API Endpoint AuthMiddleware.php AuthMiddleware missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in ChurchCRM up to 5.18.0. Affected is the function AuthMiddleware of the file src/ChurchCRM/Slim/Middleware/AuthMiddleware.php of the component API Endpoint. This manipulation causes missing authentication. This vulnerability is tracked as CVE-2025-11529. The attack is possible to be carried out remotely. Moreover, an exploit is present. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability has been found in ChurchCRM up to 5.18.0 and classified as critical. Affected by this vulnerability is the function AuthMiddleware of the file src/ChurchCRM/Slim/Middleware/AuthMiddleware.php of the component API Endpoint. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2025-11529. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. By approaching the search of inurl:src/ChurchCRM/Slim/Middleware/AuthMiddleware.php it is possible to find vulnerable targets with Google Hacking.

Applying the patch 3a1cffd2aea63d884025949cfbcfd274d06216a4 is able to eliminate this problem. The bugfix is ready for download at github.com.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CNA Base Score: 7.3
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Google Hack: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 3a1cffd2aea63d884025949cfbcfd274d06216a4

Timelineinfo

10/08/2025 Advisory disclosed
10/08/2025 +0 days VulDB entry created
02/25/2026 +140 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2025-11529 (🔒)
GCVE (CVE): GCVE-0-2025-11529
GCVE (VulDB): GCVE-100-327667
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/08/2025 21:19
Updated: 02/25/2026 15:40
Changes: 10/08/2025 21:19 (39), 10/08/2025 21:21 (27), 10/09/2025 10:44 (30), 10/27/2025 21:12 (11), 02/25/2026 15:40 (1)
Complete: 🔍
Submitter: uartu0
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #669916: ChurchCRM ChurchCRM (GitHub: ChurchCRM/CRM) <= 5.18.0 Authentication Bypass / Access Control (by uartu0)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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