CVE-2025-52665

A malicious actor with access to the management network could exploit a misconfiguration in UniFi’s door access application, UniFi Access, that exposed a management API without proper authentication. This vulnerability was introduced in Version 3.3.22 and was fixed in Version 4.0.21 and later. 

Affected Products:
UniFi Access Application (Version 3.3.22 through 3.4.31). 


Mitigation:
Update your UniFi Access Application to Version 4.0.21 or later.

More information : https://community.ui.com/releases/Security-Advisory-Bulletin-056/ce97352d-91cd-40a7-a2f4-2c73b3b30191