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TI-2026-02536 Aliases CVE-2026-2944GHSA-wh45-rv58-w5rc

Tosei Online Store Management System ネット店舗管理システム HTTP POST Request monitor.php system os command injection

Priority HIGH 70CWE-77Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-77.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.06942 94th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ToseiOnline Store Management System ネット店舗管理システム1.01—No fix listedCNA
  • Online Store Management System ネット店舗管理システム VendorTosei Affected 1.01 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:tosei-corporation:online_store_management_system:1.01:*:*:*:*:*:*:*1.01VulnerableTosei
  • cpe:2.3:a:tosei-corporation:online_store_management_system:1.01:*:*:*:*:*:*:* Versions 1.01 Vulnerable ·Tosei

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-2944
  2. 2026-10-03 Alias added: GHSA-wh45-rv58-w5rc

References

Exploit 1

  • TI-2026-00919 Tosei Online Store Management System ネット店舗管理システム imode_alldata.php command injection CVSS 4.0MEDIUM 6.9
  • TI-2024-07319 Tosei Online Store Management System ネット店舗管理システム tosei_kikai.php command injection CVSS 4.0MEDIUM 5.3
  • TI-2024-07318 Tosei Online Store Management System ネット店舗管理システム p1_ftpserver.php command injection CVSS 4.0MEDIUM 5.3
  • TI-2024-07320 Tosei Online Store Management System ネット店舗管理システム Backend default credentials CVSS 4.0MEDIUM 6.9

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences