A vulnerability was found in Edimax BR-6478AC V2 1.23. It has been rated as critical. Affected by this vulnerability is the function mp of the file /goform/mp of the component POST Request Handler. Performing a manipulation of the argument command results in command injection.

This vulnerability was named CVE-2026-12810. The attack may be initiated remotely. In addition, an exploit is available.

The vendor was contacted early about this disclosure but did not respond in any way.