CVE-2025-52665: Critical severity UniFi Access Application vulnerability

Published Oct 30, 2025
·
Updated

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.

Affected Software

2 affected components
UniFi Access Application>=3.3.22<=3.4.31
UI Unifi Access>=3.3.22<4.0.21

Event History

Oct 30, 2025
CVE Published
via MITRE·11:30 PM
Data Sourced
via MITRE·11:30 PM
Description
Oct 31, 2025
Data Sourced
via NVD·12:15 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-52665?

CVE-2025-52665 has a high severity rating due to the lack of authentication on a management API in UniFi Access.

2

How do I fix CVE-2025-52665?

To fix CVE-2025-52665, upgrade your UniFi Access application to version 4.0.21 or later.

3

What versions of UniFi Access are affected by CVE-2025-52665?

CVE-2025-52665 affects UniFi Access versions from 3.3.22 to 3.4.31.

4

Who can exploit CVE-2025-52665?

A malicious actor with access to the management network can exploit CVE-2025-52665.

5

When was CVE-2025-52665 introduced?

CVE-2025-52665 was introduced in version 3.3.22 of the UniFi Access application.

Contact

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