CVE-2026-86106 Edge - Privilege Escalation

Edge units with HA enabled contain a privilege escalation vulnerability caused by unauthenticated access to sensitive HA peer functions over the private HA interconnect, letting unauthenticated actors execute elevated commands.

CVSS base score 9.6 /10
Critical
CISA KEV
Not listed
Public exploit
None known
EPSS
0.36% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
16 September 2026
Updated
15 October 2026
Weakness
CWE-306

Vendor fix

Restrict network access to the private HA interconnect and apply latest security updates.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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