CVE-2026-82786NVD

Vulnerability Summary

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.

Severity Level

MEDIUM(6.3)

Published Date

Sep 14, 2026

Last Modified

Sep 14, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.19%Probability

Root Weakness (CWE)

CWE-522: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v4.0 Base Metrics — Score 8.2 (HIGH)

Attack VectorNetwork

Attack ComplexityHigh

Attack RequirementsNone

Privileges RequiredNone

User InteractionNone

Confidentiality (Vulnerable System)High

Integrity (Vulnerable System)None

Availability (Vulnerable System)None

Confidentiality (Subsequent System)None

Integrity (Subsequent System)None

Availability (Subsequent System)None

CVSS v3.1 Base Metrics — Score 6.3 (MEDIUM)

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeChanged

ConfidentialityHigh

IntegrityNone

AvailabilityNone

Affected & Patched Versions

Affected Versions

Contec Co., Ltd. Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* < 1.82

Patched Versions

Contec Co., Ltd. Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* 1.82

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