PatchTheCVECVE-2026-25622: A Captive Portal Custom Handler command injection vulnerability exists in Arista Edge Threat Management - Aris
CVE-2026-25622 is a medium-severity flaw (CVSS 6.0) affecting ng firewall. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- EPSS top 4%: very likely to be exploited
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.0 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | High |
| User interaction | None |
| EPSS exploit chance | 9.9% (top 4%) |
| CISA exploited list | No |
| Weakness | CWE-78 |
| Published | 2026-06-05 |
| Last modified | 2026-07-23 |
Last updated 2026-07-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-25622?
ng firewall: upgrade to 17.4.1. Exact commands for each OS are on this page.
Is CVE-2026-25622 being exploited?
CVE-2026-25622 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-25622 affect?
CVE-2026-25622 affects ng firewall. Severity is medium (CVSS 6.0). 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 th
How urgent is CVE-2026-25622?
Priority 45/100. EPSS top 4%: very likely to be exploited
Related CVEs
- CVE-2026-25620 MEDIUM 6.0 DOWNGRADE An encrypted password command injection vulnerability exists in the Captive Portal application framework of Ar
- CVE-2026-25623 MEDIUM 6.0 UPGRADE An input validation command execution vulnerability exists in the browser management pipeline of Arista Edge T
- CVE-2026-25621 MEDIUM 6.0 DOWNGRADE A Reports application infrastructure vulnerability exists in Arista Edge Threat Management - Arista Next Gener
- CVE-2026-25624 MEDIUM 5.7 UPGRADE An administrative cross-site scripting (XSS) vulnerability exists in the web user interface dashboard layout o