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CVE-2026-55118

Full vulnerability record from the local CVENow database.

Description

A malicious actor with access to the network,low privileges and under certain conditions could exploit an Improper Access Control vulnerability found in UniFi Network Application to escalate privileges within the UniFi Network Application.

Severity
HIGH
CVSS score
8.3 (v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-07-02 15:17:05.840000
Last modified
2026-10-25 21:10:00.770000
View original CVE JSON
{
  "id": "CVE-2026-55118",
  "sourceIdentifier": "[email protected]",
  "published": "2026-07-02T15:17:05.840",
  "lastModified": "2026-10-25T21:10:00.770",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A malicious actor with access to the network,low privileges and under certain conditions could exploit an Improper Access Control vulnerability found in UniFi Network Application to escalate privileges within the UniFi Network Application."
    },
    {
      "lang": "es",
      "value": "Un actor malicioso con acceso a la red, privilegios bajos y bajo ciertas condiciones podría explotar una vulnerabilidad de control de acceso inadecuado encontrada en la Aplicación de Red UniFi para escalar privilegios dentro de la Aplicación de Red UniFi."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Ubiquiti Inc",
          "product": "UniFi Network Application",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThan": "10.4.57",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H",
          "baseScore": 8.3,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.5
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-07-02T15:48:43.036653Z",
          "id": "CVE-2026-55118",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ui:unifi_network_application:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "10.4.57",
              "matchCriteriaId": "A81249C4-8BCD-45A1-B31B-96369C59D923"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}