CVE-2026-18598: Gl.inet Gl-MT3000

High severity, CVSS 8.8. EPSS: 3.2% chance of exploitation in the next 30 days.

A vulnerability was detected in GL.iNet GL-MT3000 up to 4.4.5. The affected element is the function logread.get_system_log of the file /usr/lib/oui-httpd/rpc/logread of the component Logread Lua RPC plugin. The manipulation of the argument module results in command injection. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

Affected products

• Gl.inet Gl-MT3000: version 4.4.0 only; version 4.4.1 only; version 4.4.2 only; version 4.4.3 only; version 4.4.4 only; version 4.4.5 only

Published 2026-08-03. Last modified 2026-08-12.