CVE-2026-86106

Security Advisory 0179

Published Sep 16, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

The following VeloCloud Edge releases contain the fix: - 5.2.7.0 and later in the 5.2.x train - 6.1.5.0 and later in the 6.1.x train - 6.4.2 and later in the 6.4.x train - 7.0.0 and later No hotfixes are available for this issue.


Vendor Workaround

Use dedicated port-to-port connections between HA pairs. Avoid extending the HA interconnect through shared switches or VLANs. Restrict physical and network access to HA interfaces.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Arista
Arista velocloud Edge
Vendors & Products Arista
Arista velocloud Edge
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Security Advisory 0179
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Arista
Published
Updated
Sep 16, 2026, 5:53 PM
Reserved
Sep 5, 2026, 1:54 AM
Status
Awaiting Analysis
Published
Sep 16, 2026, 11:16 AM
Modified
Sep 16, 2026, 8:36 PM