Deserialization Vulnerability in ChanCMS by yanyutao0402
CVE-2025-8227

5.3MEDIUM

Key Information:

Vendor

Yanyutao0402

Status
Chancms
Vendor
CVE Published:
27 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8227?

A deserialization vulnerability exists in ChanCMS affecting versions up to 3.1.2. The flaw in the /collect/getArticle file allows attackers to manipulate the taskUrl argument, potentially leading to unauthorized code execution. This vulnerability can be exploited remotely, making it critical for users to upgrade to version 3.1.3, which contains a patch addressing the issue. The patch identified as 33d9bb464353015aaaba84e27638ac9a3912795d provides necessary fixes to safeguard against such attacks.

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-2025-8227 - Proof of Concept

References

https://vuldb.com/?id.317815
vdb-entrytechnical-description
https://vuldb.com/?ctiid.317815
signaturepermissions-required
https://vuldb.com/?submit.622169
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)
.
CVE-2025-8227 : Deserialization Vulnerability in ChanCMS by yanyutao0402