# CVE-2026-82780

## Summary

- **CVE ID:** CVE-2026-82780
- **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-434
- **Published:** Sep 14, 2026
- **Last Modified:** Sep 14, 2026

## Description

Unrestricted upload of file with dangerous type issue exists in CONPROSYS TM Series. If a specially crafted file is uploaded by a remote authenticated attacker, an arbitrary command may be executed on the product.

## Affected Products

- Contec Co., Ltd — CPS-TM341G5MB-ADSC1-931 (0)
- Contec Co., Ltd — CPS-TM341MB-ADSC1-931 (0)
- Contec Co., Ltd — CPS-TM341GMB-ADSC1-931 (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:** 0.34%
- **EPSS Percentile:** 27.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-19._