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CVE-2025-52665

Full vulnerability record from the local CVENow database.

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.

Severity
CRITICAL
CVSS score
10.0 (v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2025-10-31 00:15:37
Last modified
2026-10-18 21:10:00.120000
View original CVE JSON
{
  "id": "CVE-2025-52665",
  "sourceIdentifier": "[email protected]",
  "published": "2025-10-31T00:15:37.000",
  "lastModified": "2026-10-18T21:10:00.120",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "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. \n \nAffected Products:\nUniFi Access Application (Version 3.3.22 through 3.4.31). 
 \n\nMitigation:\nUpdate your UniFi Access Application to Version 4.0.21 or later."
    },
    {
      "lang": "es",
      "value": "Un actor malicioso con acceso a la red de gestión podría explotar una configuración errónea en la aplicación de acceso a puertas de UniFi, UniFi Access, que exponía una API de gestión sin la autenticación adecuada. Esta vulnerabilidad fue introducida en la Versión 3.3.22 y fue corregida en la Versión 4.0.21 y posteriores.\n\nProductos Afectados:\nAplicación UniFi Access (Versión 3.3.22 hasta la 3.4.31).\n\nMitigación:\nActualice su Aplicación UniFi Access a la Versión 4.0.21 o posterior."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Ubiquiti Inc",
          "product": "UniFi Access Application",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "3.3.22",
              "lessThanOrEqual": "3.4.31",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "baseScore": 10.0,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.0
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2025-10-31T14:05:32.616691Z",
          "id": "CVE-2025-52665",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-306"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ui:unifi_access:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "3.3.22",
              "versionEndExcluding": "4.0.21",
              "matchCriteriaId": "462D7AD2-7A8F-44C9-BA36-D7B9905A1762"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-056/ce97352d-91cd-40a7-a2f4-2c73b3b30191",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}