CVE-2026-77545

A malicious actor with access to the network, low privileges and under certain conditions could exploit an Active Debug Code vulnerability found in certain devices running UniFi OS to escalate privileges within such UniFi OS devices or instances.

Scoring

Severity
CRITICAL
CVSS base score
9
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
EPSS probability
0.21%
CWE
CWE-489
Published
2026-08-26
Last modified
2026-08-27

Affected products

Weakness type

Related vulnerabilities

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