---
id: CVE-2026-85489
title: >-
  An authentication flaw exists in the Brocade ASCG administrative management
  service component
summary: >-
  An authentication flaw exists in the Brocade ASCG administrative management
  service component. An unauthenticated network user can issue direct API
  requests to perform privileged actions, including accessing sensitive system
  configuratio…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-306
vendor: broadcom
product: brocade_active_support_connectivity_gateway
affected:
  - brocade_active_support_connectivity_gateway < 3.5.0
patched:
  - brocade_active_support_connectivity_gateway 3.5.0
published: '2026-10-08'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T18:49:19.907'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-85489'
references:
  - url: 'https://support.broadcom.com/external/content/SecurityAdvisories/0/38388'
    label: sirt@brocade.com
tags:
  - nvd
  - cve.org
epss: 0.00215
epssPercentile: 0.11865
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-08T17:45:14.936091Z'
scores:
  nvd: 8.8
  cna: 8.7
ingestedAt: '2026-10-08T07:18:54.845Z'
---

## Overview

An authentication flaw exists in the Brocade ASCG administrative management service component. An unauthenticated network user can issue direct API requests to perform privileged actions, including accessing sensitive system configuration mapping data, modifying managed device inventories, and altering operational settings. This vulnerability affects all versions of Brocade ASCG before 3.5.0.

## Affected

- `brocade_active_support_connectivity_gateway < 3.5.0`

## Remediation

Upgrade past the affected range:

- `brocade_active_support_connectivity_gateway 3.5.0`