Command Execution in Arista NGFW Browser Management

Publication date: 2026-06-05

Last updated on: 2026-06-08

Assigner: Arista Networks, Inc.

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.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-06-05

Last Modified

2026-06-08

Generated

2026-07-17

AI Q&A

2026-06-05

EPSS Evaluated

2026-07-15

NVD

CVE-2026-25623

Affected Vendors & Products

Vendor	Product	Version / Range
arista	ng_firewall	to 17.4.1 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-78	The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Attack-Flow Graph

Executive Summary

This vulnerability is an input validation command execution flaw found in the browser management pipeline of Arista Edge Threat Management - Arista Next Generation Firewall (NGFW).

It allows authenticated administrators to exploit the issue to gain permissions to execute underlying terminal script code processing.

Impact Analysis

The vulnerability can impact you by allowing authenticated administrators to execute terminal scripts that they might not normally have permission to run.

This could lead to unauthorized command execution, potentially compromising the integrity, confidentiality, and availability of the affected system.

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