Path Traversal Vulnerability in lostvip-com Ruoyi-go Product
CVE-2025-9409

5.3MEDIUM

Key Information:

Vendor

Lostvip-com

Status
Ruoyi-go
Vendor
CVE Published:
25 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-9409?

A path traversal security flaw has been identified in lostvip-com's ruoyi-go product, specifically affecting versions up to 2.1. The vulnerability resides in the DownloadTmp/DownloadUpload function located in the modules/system/controller/CommonController.go file. The flaw allows an attacker to manipulate the fileName argument, potentially enabling unauthorized file access through remote exploitation. The exploit for this vulnerability has been made public, and users are urged to take preventive measures, as the vendor has not provided any responses following initial disclosures.

Affected Version(s)

ruoyi-go 2.0

ruoyi-go 2.1

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-2025-9409 - Proof of Concept

References

https://vuldb.com/?id.321250
vdb-entrytechnical-description
https://vuldb.com/?ctiid.321250
signaturepermissions-required
https://vuldb.com/?submit.633661
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
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

OnTheWay (VulDB User)
.
CVE-2025-9409 : Path Traversal Vulnerability in lostvip-com Ruoyi-go Product