OS Command Injection Vulnerability in Contec CAN 2.0B Communication Wireless LAN / USB Converter Unit
CVE-2026-82791

8.7HIGH

Key Information:

Vendor

Contec Co., Ltd.

Status
Can-2-wf
Can-2-usb
Vendor
CVE Published:
14 September 2026

What is CVE-2026-82791?

An OS command injection vulnerability exists in the Contec CAN 2.0B Communication Wireless LAN / USB Converter Unit. This security flaw can be exploited by an attacker with login access, allowing them to execute arbitrary OS commands on the device. Effective neutralization of special elements used in OS commands is not implemented, which poses a significant risk to the security of the device and any networks it connects to.

Affected Version(s)

CAN-2-USB 0 < 2.20

CAN-2-WF 0 < 2.20

References

https://www.contec.com/api/downloadlogger?download=/-/med...
https://jvn.jp/en/vu/JVNVU90314828/

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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