CVE-2026-87424

A vulnerability in the SupportLink API authentication component of Brocade ASCG versions prior to 3.5.0 allows an attacker to bypass authentication across deployments due to the use of a hard coded cryptographic key.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.broadcom.com/external/content/SecurityAdvisories/0/38391	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:broadcom:brocade_active_support_connectivity_gateway:*:*:*:*:*:*:*:*

History

14 Oct 2026, 18:50

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.8
CPE		cpe:2.3:a:broadcom:brocade_active_support_connectivity_gateway::::::::
First Time		Broadcom brocade Active Support Connectivity Gateway Broadcom
References	~~() https://support.broadcom.com/external/content/SecurityAdvisories/0/38391 -~~	() https://support.broadcom.com/external/content/SecurityAdvisories/0/38391 - Vendor Advisory

08 Oct 2026, 07:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-08 07:16

Updated : 2026-10-14 18:50

NVD link : CVE-2026-87424

Mitre link : CVE-2026-87424

CVE.ORG link : CVE-2026-87424

JSON object : View

Products Affected

broadcom

brocade_active_support_connectivity_gateway

CWE

CWE-321

Use of Hard-coded Cryptographic Key

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