CVE-2026-25622: Arista Edge Threat Management NGFW Captive Portal Custom Handler Command Injection

Published Jun 5, 2026
·
Updated

A Captive Portal Custom Handler command injection vulnerability exists in Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). On affected platforms, an administrative account logged into the user interface can exploit this input handling behavior to execute arbitrary platform shell commands.

Affected Software

2 affected components
Arista Arista Edge Threat Management (Arista Next Generation Firewall)
Arista NG Firewall<17.4.1

Remediation

Information

The recommended resolution is to upgrade to NGFW Version 17.4.1 at your earliest convenience.

Event History

Jun 5, 2026
CVE Published
via MITRE·07:29 PM
Data Sourced
via MITRE·07:29 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·08:17 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-25622?

The severity of CVE-2026-25622 is rated as medium, with a score of 6.

2

How do I fix CVE-2026-25622?

To fix CVE-2026-25622, upgrade to NGFW Version 17.4.1 at your earliest convenience.

3

What type of vulnerability is represented by CVE-2026-25622?

CVE-2026-25622 represents an OS Command Injection vulnerability in Arista Edge Threat Management.

4

Who is affected by CVE-2026-25622?

CVE-2026-25622 affects users of the Arista Next Generation Firewall with certain administrative access privileges.

5

What can attackers achieve using CVE-2026-25622?

Attackers can exploit CVE-2026-25622 to execute arbitrary commands on the platform due to improper input handling.

Contact

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