Link Following Vulnerability in mf-yang Openclaw-CN Tool
CVE-2026-19008

5.3MEDIUM

Key Information:

Vendor

Mf-yang

Status
Openclaw-cn
Vendor
CVE Published:
6 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-19008?

A security loophole exists in the mf-yang openclaw-cn tool, specifically within the assertNoSymlinkEscape function of the sandbox-paths.ts file. This flaw permits link following, which can be exploited to manipulate the system remotely. The vulnerability, publicly known, has not yet been addressed by the developers despite prior notification through an issue report. The potential for remote execution poses a significant risk, underscoring the necessity for immediate remediation.

Affected Version(s)

openclaw-cn 0.2.0

openclaw-cn 0.2.1

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-2026-19008 - Proof of Concept

References

https://vuldb.com/vuln/386391
vdb-entrytechnical-description
https://vuldb.com/vuln/386391/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19008
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

TrumpChen (VulDB User)
VulDB CNA Team
.