CVE-2026-25623

Medium

Description

An input validation command execution vulnerability exists in the browser management pipeline of Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). Authenticated administrators can leverage this exposure to obtain underlying terminal script code processing execution permissions.

SeverityMedium

CVSS6.0

Exploit probability—

Product

Arista Ng Firewall

PublishedJun 5, 2026

First seenJun 5, 2026

Weakness typeCWE-78OS command injection

How to fix

Update

arista ng_firewall17.4.1 or later

Vendor advisories

arista.com/en/support/advisories-notices/security-advisory/23399-security-advisory-0133

Affected products

Product	Affected versions	Fixed in
arista ng_firewall	v < 17.4.1	17.4.1

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.