VYPR

1756-EN4TR Communications Module

by Rockwellautomation

CVEs (1)

  • CVE-2026-9636medJul 30, 2026
    risk 0.38cvss 5.9epss

    A security issue exists within CompactLogix 5380, ControlLogix 5580, and EN4TR communication modules related to CIP Security certificate revocation handling. The security issue stems from the controller failing to properly reject certificates signed by an intermediate…