A vulnerability, which was classified as critical, has been found in Tosei Online Store Management System ネット店舗管理システム 1.01. Affected is the function system of the file /cgi-bin/monitor.php of the component HTTP POST Request Handler. Performing a manipulation of the argument DevId results in os command injection.

This vulnerability was named CVE-2026-2944. 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.