Path Traversal Vulnerability in RuoYi-Vue by Yangzongzhuan
CVE-2026-76576

5.3MEDIUM

Key Information:

Vendor

Yangzongzhuan

Status
Ruoyi-vue
Vendor
CVE Published:
19 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-76576?

A path traversal vulnerability exists in the RuoYi-Vue framework affecting versions up to 3.9.2. This security flaw is located within the fileDownload/resourceDownload function of the Common Download Endpoint, specifically in CommonController.java. By manipulating the fileName/resource arguments, an attacker can exploit this vulnerability remotely, potentially exposing sensitive files on the server. The issue has been publicly disclosed, and although the project team was alerted through an issue report, there has been no formal response or patch released to date.

Affected Version(s)

RuoYi-Vue 3.9.0

RuoYi-Vue 3.9.1

RuoYi-Vue 3.9.2

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-2026-76576 - Proof of Concept

References

https://vuldb.com/vuln/393040
vdb-entrytechnical-description
https://vuldb.com/vuln/393040/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-76576
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

Ana10gy (VulDB User)
VulDB CNA Team
.