Path Traversal Vulnerability in Youkefu File Upload by Zhangyanbo2007
CVE-2025-3381

5.3MEDIUM

Key Information:

Vendor
Zhangyanbo2007
Status
Youkefu
Vendor
CVE Published:
7 April 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A path traversal vulnerability exists in the file upload component of Youkefu version 4.2.0, specifically within the WebIMController.java file. This vulnerability allows an attacker to manipulate the ID argument, potentially enabling unauthorized access to files on the server. The exploit can be executed remotely, posing significant security risks. The details of this vulnerability have been publicly disclosed, making it imperative for users to implement protective measures.

Affected Version(s)

youkefu 4.2.0

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-2025-3381 - Proof of Concept

References

https://vuldb.com/?id.303627
vdb-entrytechnical-description
https://vuldb.com/?ctiid.303627
signaturepermissions-required
https://vuldb.com/?submit.552369
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

maple147 (VulDB User)
.