Server-Side Request Forgery in yanyutao0402 ChanCMS Affects Multiple Versions
CVE-2025-8133

5.3MEDIUM

Key Information:

Vendor

Yanyutao0402

Status
Chancms
Vendor
CVE Published:
25 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8133?

A server-side request forgery vulnerability exists in yanyutao0402 ChanCMS versions up to 3.1.2, specifically affecting the getArticle function in app/modules/api/service/gather.js. An unauthenticated attacker can manipulate the targetUrl argument to initiate requests to internal services, potentially leading to data exposure or further network exploitation. It is essential for users to upgrade to version 3.1.3 or later to mitigate this security risk.

Affected Version(s)

ChanCMS 3.1.0

ChanCMS 3.1.1

ChanCMS 3.1.2

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-2025-8133 - Proof of Concept

References

https://vuldb.com/?id.317529
vdb-entrytechnical-description
https://vuldb.com/?ctiid.317529
signaturepermissions-required
https://vuldb.com/?submit.619777
third-party-advisory

CVSS V4

Score:
5.3
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

ZAST.AI (VulDB User)
.