---
id: CVE-2026-85486
title: >-
  Brocade ASCG before 3.5.0 improperly processes user input by evaluating form
  data prior to validation
summary: >-
  Brocade ASCG before 3.5.0 improperly processes user input by evaluating form
  data prior to validation. When an authenticated user submits a configuration
  form, the submitted text could immediately be processed. A malicious actor
  with bas…
severity: high
cvss: 8
cvssVector: 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-95
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: '2026-10-14T18:48:47.273'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-85486'
references:
  - url: 'https://support.broadcom.com/external/content/SecurityAdvisories/0/38381'
    label: sirt@brocade.com
tags:
  - nvd
  - cve.org
epss: 0.00293
epssPercentile: 0.21824
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-08T17:46:51.804417Z'
scores:
  nvd: 8
  cna: 8.6
ingestedAt: '2026-10-08T07:18:54.847Z'
---

## Overview

Brocade ASCG before 3.5.0 improperly processes user input by evaluating form data prior to validation. When an authenticated user submits a configuration form, the submitted text could immediately be processed. A malicious actor with basic access can supply crafted input to execute arbitrary code on the server and take control of the application.

## Affected

- `brocade_active_support_connectivity_gateway < 3.5.0`

## Remediation

Upgrade past the affected range:

- `brocade_active_support_connectivity_gateway 3.5.0`