← Back to CVE Explorer

CVE-2026-54408

Full vulnerability record from the local CVENow database.

Description

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Protect Application to bypass authentication for data streaming.

Severity
CRITICAL
CVSS score
9.8 (v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-07-02 15:17:04.523000
Last modified
2026-10-25 21:10:00.770000
View original CVE JSON
{
  "id": "CVE-2026-54408",
  "sourceIdentifier": "[email protected]",
  "published": "2026-07-02T15:17:04.523",
  "lastModified": "2026-10-25T21:10:00.770",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Protect Application to bypass authentication for data streaming."
    },
    {
      "lang": "es",
      "value": "Un actor malicioso con acceso a la red podría explotar una vulnerabilidad de control de acceso inadecuado encontrada en la aplicación UniFi Protect para eludir la autenticación para la transmisión de datos."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Ubiquiti Inc",
          "product": "UniFi Protect Application",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThan": "7.1.83",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
          "baseScore": 8.6,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "LOW",
          "availabilityImpact": "LOW"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 4.7
      },
      {
        "source": "[email protected]",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-07-02T16:08:19.674522Z",
          "id": "CVE-2026-54408",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    },
    {
      "source": "[email protected]",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ui:unifi_protect:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "7.1.83",
              "matchCriteriaId": "CCB52AC4-8FD0-49B7-A3C2-42BB928906BB"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}