Is CVE-2026-55116 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-55116?

CVE-2026-55116 has a CVSS v3 severity of CRITICAL (9).

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CVE-2026-55116

Description

A malicious actor with access to the network and under certain network configurations could exploit an Improper Access Control vulnerability found in certain devices running UniFi OS to make unauthorized changes to such UniFi OS devices.