Cross-Site Scripting Vulnerability in xnx3 Wangmarket by xnx3
CVE-2025-15451

4.8MEDIUM

Key Information:

Vendor

Xnx3

Status
Wangmarket
Vendor
CVE Published:
5 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-15451?

A security flaw has been identified in xnx3 Wangmarket up to version 4.9, enabling cross-site scripting (XSS) attacks through an exploited functionality of the /admin/system/variableSave.do file. This vulnerability allows attackers to manipulate the argument Description, potentially leading to unauthorized script execution in users' browsers. The threat could be initiated remotely, and while the exploit is publicly available, the vendor has not acknowledged or responded to the disclosure attempts regarding this issue.

Affected Version(s)

wangmarket 4.0

wangmarket 4.1

wangmarket 4.2

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-2025-15451 - Proof of Concept

References

https://vuldb.com/?id.339484
vdb-entrytechnical-description
https://vuldb.com/?ctiid.339484
signaturepermissions-required
https://vuldb.com/?submit.724838
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

eveo (VulDB User)
JSON
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CVE-2025-15451 : Cross-Site Scripting Vulnerability in xnx3 Wangmarket by xnx3