Is CVE-2026-18612 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-18612?

CVE-2026-18612 has a CVSS v3 severity of CRITICAL (9.8).

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CVE-2026-18612

Description

A flaw has been found in GL-iNet GL-MT3000 up to 4.4.5. This vulnerability affects the function plugins.remove_package/plugins.install_package of the file /cgi-bin/glc of the component plugins.so Native Plugin. This manipulation causes command injection. The attack can be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.