Command Injection Vulnerability in GL.iNet GL-MT3000 Router
CVE-2026-11447

5.3MEDIUM

Key Information:

Vendor

Gl.inet

Status
Gl-mt3000
Vendor
CVE Published:
7 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-11447?

A command injection vulnerability exists in the GL.iNet GL-MT3000 router versions up to 4.4.5, affecting the iwinfo_backend function in the iwinfo.so component of MTK Backend. This flaw allows for remote exploitation through crafted device arguments, potentially enabling attackers to execute arbitrary commands. The vendor recommends upgrading to version 4.7, which introduces enhanced security measures to prevent such malicious injections.

Affected Version(s)

GL-MT3000 4.4.0

GL-MT3000 4.4.1

GL-MT3000 4.4.2

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-2026-11447 - Proof of Concept

References

https://vuldb.com/vuln/369067
vdb-entrytechnical-description
https://vuldb.com/vuln/369067/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-11447
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

strforexc (VulDB User)
VulDB CNA Team
.