Description
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 products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Ubiquiti | UniFi Access Application | 3.3.22 – ≤ 3.4.31 | — |
Automated scanner template
A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.
- UniFi Access - Broken Access Control http/cves/2025/CVE-2025-52665.yaml
Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.
Advisories 1
- WID-SEC-2025-2403 Ubiquiti UniFi: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen BSI CERT-Bund (WID) · Oct 30, 2025