CVE-2026-25620: Arista NG Firewall

Medium severity, CVSS 6.0. EPSS: 1% chance of exploitation in the next 30 days.

An encrypted password command injection vulnerability exists in the Captive Portal application framework of Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). This issue uniquely affects version 17.4.0; earlier software releases are not exposed.

Affected products

• Arista NG Firewall: version 17.4 only

Published 2026-06-05. Last modified 2026-07-23.