CouchCMS reCAPTCHA Handler Configuration Vulnerability in CouchCMS Products
CVE-2025-15005

6.3MEDIUM

Key Information:

Vendor

CouchCMS

Status
Couchcms
Vendor
CVE Published:
22 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-15005?

A security flaw exists in CouchCMS versions up to 2.4, specifically in the reCAPTCHA Handler component's configuration file (couch/config.example.php). This vulnerability is associated with the manipulation of the K_RECAPTCHA_SITE_KEY and K_RECAPTCHA_SECRET_KEY parameters, which leads to the utilization of a hard-coded cryptographic key. Given the potential for remote exploitation, this security concern poses challenges due to its complex nature. Furthermore, public exploit details have emerged, which may facilitate unauthorized access, making it essential for users to evaluate their exposure and apply necessary security measures.

Affected Version(s)

CouchCMS 2.0

CouchCMS 2.1

CouchCMS 2.2

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-2025-15005 - Proof of Concept

References

https://vuldb.com/?id.337711
vdb-entrytechnical-description
https://vuldb.com/?ctiid.337711
signaturepermissions-required
https://vuldb.com/?submit.718998
third-party-advisory

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

hiro (VulDB User)
.