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Arista NetworksCVE-2026-86106

Arista Networks VeloCloud Edge: missing authentication

High8.7CVE-2026-86106 · Published Sep 16, 2026

An unauthenticated actor with network access to the private HA interconnect may trigger sensitive HA peer functions without verification. This could result in elevated command execution on Edge units where HA is enabled.

Arista Networks advisory

Affected versions

PackageAffectedFixed in
VeloCloud Edge
Product
>= 1.0.0.0, < 5.2.0.05.2.0.0
>= 5.2.0.0, < 5.2.7.05.2.7.0
>= 6.1.0.0, < 6.1.5.06.1.5.0
>= 6.4.0.0, < 6.4.2.06.4.2.0
Details and references
CVSS 4.0
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-306

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