CVE-2026-25624 Arista Edge Threat Management NGFW UI Administrative Cross-Site Scripting
Administrative cross-site scripting in Arista NGFW UI allows attackers to execute scripts in admin sessions, potentially bypassing security controls.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-25624?
CVE-2026-25624 is a medium-severity cross-site scripting vulnerability in Arista Edge Threat Management - Arista Next Generation Firewall (NGFW), published on 5 Jun 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
An administrative cross-site scripting (XSS) vulnerability exists in the web user interface dashboard layout of Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). Unvalidated user-supplied variables are echoed back to administrative profiles, facilitating vector payload processing behavior controls.
Weakness: CWE-79
Which versions are affected by CVE-2026-25624?
It affects 1 product.
Products include Arista Ng Firewall.
How do I fix CVE-2026-25624?
No fix has been published for CVE-2026-25624 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-25624 being exploited?
There is no known exploitation of CVE-2026-25624 in the wild and no public exploit code.
Other vulnerabilities in Arista Edge Threat Management - Arista Next Generation Firewall (NGFW)
- CVE-2025-2767 Arista NG Firewall User-Agent Cross-Site Scripting Remote Code Execution Vulnerability
- CVE-2024-9188 Specially constructed queries cause cross platform scripting leaking administrator tokens
- CVE-2024-27889 SQL injection in Arista Edge Threat Management - Arista NG Firewall (NGFW)
- CVE-2024-47519 Backup uploads to ETM subject to man-in-the-middle interception
- CVE-2024-9134 SQL injection in Arista Edge Threat Management
Sources
Also known as GHSA-5h7h-rxr9-2ccv.