CVE-2026-18599
Received Received - Intake

Command Injection in GL.iNet GL-MT3000 via Logread Lua RPC Plugin

Publication date: 2026-08-03

Last updated on: 2026-08-03

Assigner: VulDB

Description
A flaw has been found in GL.iNet GL-MT3000 up to 4.4.5. The impacted element is the function logread.set_config of the file /usr/lib/oui-httpd/rpc/logread of the component Logread Lua RPC Plugin. This manipulation of the argument record_size causes command injection. The exploit has been published and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

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Meta Information

Published
2026-08-03
Last Modified
2026-08-03
Generated
2026-08-03
AI Q&A
2026-08-03
EPSS Evaluated
N/A
NVD
CVE-2026-18599
EUVD
EUVD-2026-52264

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
gl.inet gl-mt3000 to 4.4.5 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-74 The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
CWE-77 The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Attack-Flow Graph

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Executive Summary

This vulnerability is a command injection flaw in the GL.iNet GL-MT3000 router up to version 4.4.5. It exists in the Logread Lua RPC Plugin, specifically in the function logread.set_config. The issue allows an attacker to inject malicious commands via the argument record_size, potentially leading to unauthorized system access or control.

Impact Analysis

If exploited, this vulnerability could allow an attacker to execute arbitrary commands on your GL.iNet GL-MT3000 router. This may result in unauthorized access to your network, data theft, or disruption of router services. The exploit has been publicly disclosed and may already be in use.

Mitigation Strategies

Upgrade GL.iNet GL-MT3000 firmware to a version beyond 4.4.5 to address the command injection flaw in the Logread Lua RPC Plugin.

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