Vulnerability in Contec Co., Ltd. Remote I/o Coupler Unit (Server Type) Cpsn-Mcb271-*

CVE-2026-82786

Insufficiently protected credentials issue exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*. If this vulnerability is exploited, sensitive information may be restored from a backup file.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (23.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-82786: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-82786?
CVE-2026-82786 is a medium-severity vulnerability in Contec Co., Ltd. Remote I/o Coupler Unit (Server Type) Cpsn-Mcb271-*, classified under Insufficiently Protected Credentials. CVSS score: 6.3/10. Published 2026-09-14.
How severe is CVE-2026-82786?
Medium severity. CVSS v3 base score is 6.3 out of 10.