8.7
High
CVE-2026-85421 A critical security vulnerability has been identified in Brocade ASCG versions before 3.5.0
Description
A critical security vulnerability has been identified in Brocade ASCG versions before 3.5.0. The HTTPS service fails to properly enforce authentication or access control checks on incoming requests. An unauthenticated attacker with network access can issue control commands, alter cluster states, and modify system configurations, leading to a complete compromise of the streaming service control plane.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Brocade Active Support Connectivity Gateway 3.5 | earliest → < 3.5.0 | 3.5.0 |
Other CVEs of Brocade Active Support Connectivity Gateway
The 13 CVEs of Brocade Active Support Connectivity Gateway →
CVE-2026-87428
In Brocade ASCG before 3.5.0, a local unauthorized user on the ASCG VM who can issue a request to the SANnav host…
8.4
High
CVE-2026-87426
An unauthenticated network-based attacker can query specific internal management endpoints on Brocade ASCG versions…
5.3
Medium
CVE-2026-87425
An unauthenticated remote attacker can modify the TLS client trust store in Brocade ASCG versions before 3.5.0
7.6
High
CVE-2026-87424
A vulnerability in the SupportLink API authentication component of Brocade ASCG versions prior to 3.5.0 allows an…
8.6
High