Product · Contec

Programmable Remote I/O Coupler Unit (Software PLC Type) CPSN-PCB271-S1-041

4 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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Medium 4.2

CVE-2026-82783

Plaintext storage of a password issue exists in CONPROSYS nano Series . If this vulnerability is exploited, an attacker…

Contec Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* Programmable Remote I/O Coupler Unit (Software PLC Type) CPSN-PCB271-S1-041 Remote I/O Coupler Unit (EtherNet/IP Adapter) CPSN-EOB471EI-[]1

Sep 14, 2026
Medium 4.3

CVE-2026-82782

Out-of-bounds write vulnerability exists in CONPROSYS nano Series. Receiving a specially crafted request created and se…

Contec Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* Remote I/O Coupler Unit (EtherNet/IP Adapter) CPSN-EOB471EI-[]1 Programmable Remote I/O Coupler Unit (Software PLC Type) CPSN-PCB271-S1-041

Sep 14, 2026
Medium 5.4

CVE-2026-82781

Cross-site scripting vulnerability exists in CONPROSYS nano Series. If this vulnerability is exploited, an arbitrary sc…

Contec Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* Programmable Remote I/O Coupler Unit (Software PLC Type) CPSN-PCB271-S1-041 Remote I/O Coupler Unit (EtherNet/IP Adapter) CPSN-EOB471EI-[]1

Sep 14, 2026
Medium 4.3

CVE-2026-82764

Cross-site request forgery vulnerability exists in multiple Contec products. If a user views a specially crafted page w…

Contec Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* SGA1000 FXS4020

Sep 14, 2026