CVE-2026-25622

MEDIUM

Arista Edge Threat Management NGFW Captive Portal Custom Handler Command Injection

Title source: cna

Description

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.

References (1)

Core 1

Core References

Vendor Advisory vendor-advisory

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

Scores

CVSS v3 6.0

EPSS 0.1024

EPSS Percentile 95.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-78

Status published

Products (2)

arista/ng_firewall < 17.4.1

Arista Networks/Arista Edge Threat Management - Arista Next Generation Firewall (NGFW) < 17.4.0

Published Jun 05, 2026

Tracked Since Jun 06, 2026