VulnerabilityAnalyzed

CVE-2026-25624

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).

MEDIUM 5.8EPSS 0.15%

Does this matter?

Lower severity and a low EPSS score (0.15%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 4.0: 5.8 MEDIUMCVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:H/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.15% probability · 5th percentile
CISA KEV: Not listed
Weakness: CWE-79
Affected: arista/ng firewall
Source: psirt@arista.com

References

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

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.