CVE-2026-25623 Arista Edge Threat Management NGFW UI Arbitrary Command Execution

What is CVE-2026-25623?

CVE-2026-25623 is a high-severity command injection vulnerability in Arista Edge Threat Management - Arista Next Generation Firewall (NGFW), published on 5 Jun 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official 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.

Weakness: CWE-78

Which versions are affected by CVE-2026-25623?

It affects 1 product.

Products include Arista Ng Firewall.

How do I fix CVE-2026-25623?

No fix has been published for CVE-2026-25623 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-25623 being exploited?

There is no known exploitation of CVE-2026-25623 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 High 8.8
• CVE-2024-9188 Specially constructed queries cause cross platform scripting leaking administrator tokens High 8.8
• CVE-2024-27889 SQL injection in Arista Edge Threat Management - Arista NG Firewall (NGFW) High 8.8
• CVE-2024-47519 Backup uploads to ETM subject to man-in-the-middle interception High 8.3
• CVE-2024-9134 SQL injection in Arista Edge Threat Management High 8.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-q9j2-m53h-872m.