CVE-2026-87667 Command injection in Fabric OS
Authenticated low-privilege users can inject arguments to read arbitrary files, including sensitive system secrets, on Brocade Fabric OS devices.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-87667?
CVE-2026-87667 is a high-severity command injection vulnerability in Broadcom Fabric Operating System, published on 8 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An argument injection vulnerability exists in the configuration management command-line utility of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. When executing configuration viewing commands with search pattern filters, the utility fails to sanitize user-supplied search string options before passing them to internal search commands. An authenticated user with low-privilege administrative access can exploit this vulnerability to read arbitrary files on the local operating system, including sensitive configuration files, system password hashes and system secrets.
Weakness: CWE-88
Which versions are affected by CVE-2026-87667?
It affects 1 product.
Products include Broadcom Fabric Operating System.
How do I fix CVE-2026-87667?
No fix has been published for CVE-2026-87667 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-87667 being exploited?
There is no known exploitation of CVE-2026-87667 in the wild and no public exploit code.
Other vulnerabilities in Broadcom Fabric Operating System
Sources
Also known as GHSA-hm8x-4jf8-vwrj.