CVE-2026-2944
HIGHCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Lifecycle Timeline
3Description
A security flaw has been discovered 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. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Analysis
Remote code execution in Tosei Online Store Management System 1.01 allows unauthenticated attackers to execute arbitrary OS commands through the DevId parameter in /cgi-bin/monitor.php. Public exploit code exists for this vulnerability, and the vendor has not released a patch despite early notification. …
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Remediation
Within 24 hours: Identify all systems running Tosei 1.01 and isolate them from internet-facing access; monitor logs for exploitation attempts. Within 7 days: Implement WAF rules to block malicious POST requests to /cgi-bin/monitor.php; disable the monitor.php functionality if operationally feasible. …
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External POC / Exploit Code
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