Is CVE-2026-18616 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-18616?

CVE-2026-18616 has a CVSS v3 severity of CRITICAL (9.8).

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CVE-2026-18616

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.