OS Command Injection Vulnerability in umijs GIT File Helper
CVE-2026-16492

5.1MEDIUM

Key Information:

Vendor

Umijs

Status
Umi
Vendor
CVE Published:
22 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-16492?

A security weakness has been discovered in the GIT File Helper component of umijs. Specifically, the function git.getFileCreateInfo located in packages/utils/src/getFileGitIno.ts is susceptible to OS command injection. This vulnerability could enable attackers to execute arbitrary commands on the server. Exploits have been publicly disclosed, reinforcing the urgency for users to upgrade to version 4.6.64, which addresses this issue through a fix identified as patch b6da12c17b024a43badb1fa565720c38cf42e647. It is strongly advised to apply the upgrade to safeguard your systems against potential exploitation.

Affected Version(s)

umi 4.6.0

umi 4.6.1

umi 4.6.2

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-2026-16492 - Proof of Concept

References

https://vuldb.com/vuln/380948
vdb-entrytechnical-description
https://vuldb.com/vuln/380948/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-16492
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Adjacent 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

wjm2 (VulDB User)
.