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CVE-2026-94586: CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in Brocade Fabric OS

0
High
VulnerabilityCVE-2026-94586cvecve-2026-94586cwe-78
Published: 10/08/2026 (10/08/2026, 04:22:23 UTC)
Source: CVE Database V5
Vendor/Project: Brocade
Product: Fabric OS

Description

CVE-2026-94586 is a command injection vulnerability in the Brocade Fabric OS WebTools administrative interface. It affects versions before 9.2.2d and versions 10.0.0 through 10.0.0a1. An authenticated user with permissions to perform configuration downloads can exploit this flaw by supplying malicious parameters, allowing arbitrary shell command execution with root privileges on the switch.

CVSS v4.0

Score 8.5high

Attack Vector
Adjacent Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
High
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected software

Brocade

Fabric OS

Affected versions
>=0 <9.2.2d>=10.0.0 <=10.0.0a1

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/08/2026, 04:48:14 UTC

Technical Analysis

This vulnerability (CWE-78) exists in the handling of configuration download or file transfer operations in Brocade Fabric OS WebTools. Authenticated users authorized to perform configuration downloads using remote server profiles can inject OS commands via malicious parameter strings. Successful exploitation results in arbitrary shell command execution with root privileges on the affected switch. The affected versions are all releases prior to 9.2.2d and versions 10.0.0 through 10.0.0a1.

Potential Impact

An attacker with authenticated access and appropriate permissions can execute arbitrary commands as root on the switch, potentially leading to full system compromise, unauthorized control, and disruption of network operations.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict administrative access to trusted users only and limit permissions for configuration downloads. Monitor for any unusual activity related to configuration operations.

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Technical Details

Data Version
5.2
Assigner Short Name
brocade
Date Reserved
2026-09-21T20:30:21.087Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6ac71d2e2cdf04f656e1093e

Added to database: 10/08/2026, 04:33:50 UTC

Last enriched: 10/08/2026, 04:48:14 UTC

Last updated: 10/08/2026, 04:49:05 UTC

Views: 5

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