Unrestricted File Upload Vulnerability in xnx3 Wangmarket by xnx3
CVE-2025-15415

5.1MEDIUM

Key Information:

Vendor

Xnx3

Status
Wangmarket
Vendor
CVE Published:
1 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-15415?

A vulnerability exists in the xnx3 Wangmarket product, specifically in the uploadImage function of the XML File Handler component. This flaw permits attackers to exploit the argument 'image' to achieve unrestricted file uploads, which could lead to remote exploitation. Despite early notification of this vulnerability, the vendor has not provided a response. The public disclosure amplifies the risk as this flaw can be easily exploited by malicious actors.

Affected Version(s)

wangmarket 6.0

wangmarket 6.1

wangmarket 6.2

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-2025-15415 - Proof of Concept

References

https://vuldb.com/?id.339336
vdb-entrytechnical-description
https://vuldb.com/?ctiid.339336
signaturepermissions-required
https://vuldb.com/?submit.721078
third-party-advisory

CVSS V4

Score:
5.1
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

yuccun (VulDB User)
JSON
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CVE-2025-15415 : Unrestricted File Upload Vulnerability in xnx3 Wangmarket by xnx3