[ CVE-2026-87426 · Published 8 Oct 2026 ]
Vulnerability in Brocade Active Support Connectivity Gateway
CVSS 4.3
EPSS <1%No fix listed yet
[ Description ]Official description
An unauthenticated network-based attacker can query specific internal management endpoints on Brocade ASCG versions before 3.5.0 to enumerate the configuration details and state of managed Brocade Fabric OS (FOS) switches. This results in the unauthorized disclosure of the customer's SAN fabric management topology and switch connectivity attributes.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.