Path Traversal Vulnerability in YeQifu Warehouse Affecting Remote Access
CVE-2026-18903

5.3MEDIUM

Key Information:

Vendor

Yeqifu

Status
Warehouse
Vendor
CVE Published:
5 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-18903?

A vulnerability exists in YeQifu Warehouse, specifically within the processing of the FileController.java file. This flaw allows an attacker to manipulate the argument path, resulting in potential path traversal. As this exploit has been publicly disclosed, it exposes the affected systems to remote attacks. Although the vendor was notified about this issue, they did not respond, leaving the vulnerability unaddressed in available versions.

Affected Version(s)

warehouse aaf29962ba407d22d991781de28796ee7b4670e4

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-2026-18903 - Proof of Concept

References

https://vuldb.com/vuln/385940
vdb-entrytechnical-description
https://vuldb.com/vuln/385940/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-18903
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

paramecium (VulDB User)
VulDB CNA Team
.