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.
Published: 2026-10-08
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

Vendor Solution

Security update provided in Brocade ASCG 3.5.0

Tracking

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Advisories

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History

Fri, 09 Oct 2026 07:30:00 +0000

Type Values Removed Values Added
First Time appeared Broadcom
Broadcom brocade Active Support Connectivity Gateway
Vendors & Products Broadcom
Broadcom brocade Active Support Connectivity Gateway

Thu, 08 Oct 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 08 Oct 2026 08:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated Disclosure of SAN Fabric Management Topology via Internal Endpoints

Thu, 08 Oct 2026 07:15:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-200
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Broadcom Brocade Active Support Connectivity Gateway
cve-icon MITRE

Status: PUBLISHED

Assigner: brocade

Published:

Updated: 2026-10-08T17:54:34.390Z

Reserved: 2026-09-08T21:56:45.681Z

Link: CVE-2026-87426

cve-icon Vulnrichment

Updated: 2026-10-08T15:14:37.219Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-08T07:16:33.270

Modified: 2026-10-08T20:08:45.857

Link: CVE-2026-87426

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-09T07:15:09Z

Weaknesses