CVE-2026-82786

CVE-2026-82786 affects the Contec Remote I/O Coupler Unit (Server Type) CPSN-MCB271- *. The root cause is an insufficiently protected credentials issue: if exploited, sensitive information may be restored from a backup file . The vulnerability is scored 6.3 (CVSS v3.1, MEDIUM) and 8.2 (CVSS v4.0,...

EUVD-2026-77238

Stack-based buffer overflow vulnerability exists in Remote I/O Coupler Unit Server Type CPSN-MCB271-. Receiving a specially crafted request created and sent by a remote attacker may cause a denial-of-service DoS condition...

CVE-2026-82784: Missing Authentication for Critical Function

Missing authentication for critical function vulnerability exists in Remote I/O Coupler Unit Server Type CPSN-MCB271-. An attacker may execute a REST API without authentication, which could allow the attacker to retrieve I/O values and/or control the output...

CVE-2026-82786: Insufficiently Protected Credentials

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...

CVE-2026-82785: Stack-based Buffer Overflow

Stack-based buffer overflow vulnerability exists in Remote I/O Coupler Unit Server Type CPSN-MCB271-. Receiving a specially crafted request created and sent by a remote attacker may cause a denial-of-service DoS condition...