---
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: 8.6
cvssVector: 'CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'
cvssSource: cna
cwe:
  - CWE-95
vendor: Brocade
product: Brocade Active Support Connectivity Gateway
affected:
  - active_support_connectivity_gateway < 3.5.0
published: '2026-10-08'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T06:29:31.210Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-85486'
references:
  - url: 'https://support.broadcom.com/external/content/SecurityAdvisories/0/38381'
tags:
  - cve.org
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

- `active_support_connectivity_gateway < 3.5.0`

## Remediation

Security update provided in Brocade ASCG 3.5.0