CVE-2026-18686
CRITICAL
NVD
CVSS Score
9.8
Severity
CRITICAL
Published
Aug 04, 2026
Vendor
unknown
Description
A vulnerability was detected in GL.iNet GL-MT3000 up to 4.4.5. The affected element is the function nas-web.add_user of the file /cgi-bin/glc of the component nas-web RPC Wrapper. Performing a manipulation results in command injection. The attack can be initiated 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.