Local File Permission Vulnerability in Mihomo Party on macOS
CVE-2025-9474

2LOW

Key Information:

Vendor

Mihomo

Status
Party
Vendor
CVE Published:
26 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-9474?

A vulnerability was found in Mihomo Party versions up to 1.8.1 on macOS, specifically within the enableSysProxy function located in the src/main/sys/sysproxy.ts file of the Socket Handler component. This flaw allows for the creation of temporary files with insecure permissions, which can be exploited through a local attack vector. While the complexity of the attack is deemed high, the means to exploit this vulnerability are now publicly accessible, increasing the risk to users.

Affected Version(s)

Party 1.8.0

Party 1.8.1

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-2025-9474 - Proof of Concept

References

https://vuldb.com/?id.321343
vdb-entrytechnical-description
https://vuldb.com/?ctiid.321343
signaturepermissions-required
https://vuldb.com/?submit.634656
third-party-advisory

CVSS V4

Score:
2
Severity:
LOW
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

SwayZGl1tZyyy (VulDB User)
SwayZGl1tZyyy (VulDB User)
.
CVE-2025-9474 : Local File Permission Vulnerability in Mihomo Party on macOS