# CVE-2026-82774

## Summary

- **CVE ID:** CVE-2026-82774
- **Severity:** HIGH
- **CVSS Score:** 8.8 (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-78
- **Published:** Sep 14, 2026
- **Last Modified:** Sep 14, 2026

## Description

Improper neutralization of special elements used in an OS command ('OS Command Injection') issue exists in CONPROSYS M2M Gateway Series and CONPROSYS M2M Controller Series. If this vulnerability is exploited, an arbitrary OS command may be executed by an attacker who can log in to the product.

## Affected Products

- Contec Co., Ltd. — M2M Gateway Integrated Type CPS-MG341* (0)
- Contec Co., Ltd. — M2M Gateway Configurable type CPS-MGS341* (0)
- Contec Co., Ltd. — M2M Controller Integrated Type CPS-MC341 (0)
- Contec Co., Ltd. — M2M Controller Configurable type CPS-MCS341* (0)

## References

- [CNA](https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_cps_26091000_en.pdf)
- [CNA](https://jvn.jp/en/vu/JVNVU96551518/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 1.19%
- **EPSS Percentile:** 66.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._