PT-2026-55252 · Ubiquiti · Unifi Os

CVE-2026-55116

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Published

2026-07-02

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Updated

2026-07-09

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions UniFi OS (affected versions not specified)
Description An Improper Access Control issue exists in certain devices running UniFi OS. A malicious actor with network access and specific network configurations could exploit this flaw to make unauthorized changes to the affected devices. Improper Access Control occurs when a system fails to properly verify if a user or process has the necessary permissions to perform an action.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Access Control

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Weakness Enumeration

Related Identifiers

CVE-2026-55116

Affected Products

Unifi Os