CVE-2026-18616

Critical

Description

A vulnerability was identified in GL-iNet GL-MT3000 up to 4.4.5. The impacted element is the function server.set_peer of the file /cgi-bin/glc of the component wg-server.so Native Plugin. The manipulation of the argument public_key leads to command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

SeverityCritical
CVSS9.8
Exploit probability—
ProductGl-inet Gl-mt3000 Firmware
PublishedAug 3, 2026
First seenAug 3, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
gl-inet gl-mt3000_firmware4.4.0, 4.4.1, 4.4.2, 4.4.3, 4.4.4, 4.4.5—

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