PT-2026-21429 · Unknown · Tosei Online Store Management System

Cw.Wong · Published 2026-02-22 · Updated 2026-02-25 · CVE-2026-2944

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Tosei Online Store Management System version 1.01

Description A security flaw exists in the function system of the /cgi-bin/monitor.php file within the HTTP POST Request Handler component. Manipulation of the DevId argument results in operating system command injection. The attack can be initiated remotely. An exploit has been released and may be used for attacks. The vendor was contacted regarding this disclosure but did not respond.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

OS Command Injection

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

CVE-2026-2944

Affected Products

Tosei Online Store Management System

References · 9

• 🔥 https://github.com/CVE-Hunter-Leo/CVE/issues/9 · Exploit
• https://osv.dev/vulnerability/CVE-2026-2944 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-2944 · Security Note
• https://t.me/cveNotify/152774 · Telegram Post
• https://t.me/CVEtracker/45431 · Telegram Post
• https://vuldb.com/?id.347314 · Note
• https://vuldb.com/?submit.754579 · Note
• https://vuldb.com/?ctiid.347314 · Note
• https://twitter.com/SecAideInfo/status/2026609137392693288 · Twitter Post