CVE-2025-52665

Published Oct 31, 2025

Last updated 4 months ago

CVSS critical 10.0

UniFi Access

Overview

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.
Source: support@hackerone.com
NVD status: Analyzed
Products: unifi_access

Risk scores

CVSS 3.1

Type: Secondary
Base score: 10
Impact score: 6
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Severity: CRITICAL

Weaknesses

134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-306

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:ui:unifi_access:*:*:*:*:*:*:*:*",
            "matchCriteriaId": "462D7AD2-7A8F-44C9-BA36-D7B9905A1762",
            "versionEndExcluding": "4.0.21",
            "versionStartIncluding": "3.3.22",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ]
  }
]

References

Sources include official advisories and independent security research.

Overview

Risk scores

CVSS 3.1

Weaknesses

Social media

Configurations

References