CVE-2026-94579

HIGHCVSS 8/10EPSS 2.65%

Last modified

CVE-2026-94579 is a high-severity vulnerability rated 8/10 on the CVSS scale. 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.. EPSS estimates a 2.65% chance of exploitation in the next 30 days.

Description

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.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
BroadcomFabric Operating System< 9.2.2d
BroadcomFabric Operating System>= 10.0.0, < 10.0.1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-94579?
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.
How severe is CVE-2026-94579?
CVE-2026-94579 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 2.65% probability of exploitation in the next 30 days.
How do I fix CVE-2026-94579?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST