CVE-2026-94579: Brocade Fabric OS

Medium severity, CVSS 5.4. EPSS: 2.7% chance of exploitation in the next 30 days.

An OS command injection vulnerability exists in the PAM (Pluggable Authentication Module) session cleanup routines during SSH session termination on Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. An authenticated user authenticating via an external directory or AAA service whose username or profile identifier contains shell metacharacters can trigger arbitrary command execution with root privileges when their remote SSH session closes.

Affected products

• Brocade Fabric OS: before 9.2.2d (fixed in 9.2.2d); from 10.0.0, up to and including 10.0.0a1

Published 2026-10-08. Last modified 2026-10-08.