CVE-2026-77545 (GCVE-0-2026-77545)
Vulnerability from cvelistv5
Published
2026-08-26 10:13
Modified
2026-08-27 03:56
Severity ?
CWE
Summary
A malicious actor with access to the network, low privileges and under certain conditions could exploit an Active Debug Code vulnerability found in certain devices running UniFi OS to escalate privileges within such UniFi OS devices or instances.
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-77545",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-26T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-27T03:56:56.210Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "UniFi OS Server",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.37",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Cloud Keys",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Network Video Recorders",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Enterprise Network Video Recorders",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Enterprise Network Attached Storage",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Dream Machines",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Enterprise Firewall Core",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Dream Routers",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Enterprise Fortress Gateway",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Cloud Gateways",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Dream Wall",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Express 7",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.31",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Network Attached Storage",
          "vendor": "Ubiquiti Inc",
          "versions": [
            {
              "lessThan": "5.1.32",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A malicious actor with access to the network, low privileges and under certain conditions could exploit an Active Debug Code vulnerability found in certain devices running UniFi OS to escalate privileges within such UniFi OS devices or instances."
            }
          ],
          "value": "A malicious actor with access to the network, low privileges and under certain conditions could exploit an Active Debug Code vulnerability found in certain devices running UniFi OS to escalate privileges within such UniFi OS devices or instances."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-489",
              "description": "CWE-489 Active debug code",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-26T10:13:43.772Z",
        "orgId": "fe490ce8-0395-4072-90d8-2707e1bdf984",
        "shortName": "Ubiquiti"
      },
      "references": [
        {
          "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4628-8bab-f715e96dbfc9"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "fe490ce8-0395-4072-90d8-2707e1bdf984",
    "assignerShortName": "Ubiquiti",
    "cveId": "CVE-2026-77545",
    "datePublished": "2026-08-26T10:13:43.772Z",
    "dateReserved": "2026-08-20T20:32:37.793Z",
    "dateUpdated": "2026-08-27T03:56:56.210Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-77545\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-08-26T13:20:05.396458Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-08-26T13:20:09.094Z\"}}], \"cna\": {\"source\": {\"discovery\": \"UNKNOWN\"}, \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"CHANGED\", \"version\": \"3.1\", \"baseScore\": 9, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"REQUIRED\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"HIGH\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Ubiquiti Inc\", \"product\": \"UniFi OS Server\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.37\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Cloud Keys\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Network Video Recorders\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Enterprise Network Video Recorders\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Enterprise Network Attached Storage\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Dream Machines\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Enterprise Firewall Core\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Dream Routers\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Enterprise Fortress Gateway\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Cloud Gateways\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Dream Wall\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Express 7\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.31\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"Ubiquiti Inc\", \"product\": \"Network Attached Storage\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"5.1.32\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4628-8bab-f715e96dbfc9\"}], \"x_generator\": {\"engine\": \"Vulnogram 1.0.5\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"A malicious actor with access to the network, low privileges and under certain conditions could exploit an Active Debug Code vulnerability found in certain devices running UniFi OS to escalate privileges within such UniFi OS devices or instances.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"A malicious actor with access to the network, low privileges and under certain conditions could exploit an Active Debug Code vulnerability found in certain devices running UniFi OS to escalate privileges within such UniFi OS devices or instances.\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-489\", \"description\": \"CWE-489 Active debug code\"}]}], \"providerMetadata\": {\"orgId\": \"fe490ce8-0395-4072-90d8-2707e1bdf984\", \"shortName\": \"Ubiquiti\", \"dateUpdated\": \"2026-08-26T10:13:43.772Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-77545\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-26T13:20:12.910Z\", \"dateReserved\": \"2026-08-20T20:32:37.793Z\", \"assignerOrgId\": \"fe490ce8-0395-4072-90d8-2707e1bdf984\", \"datePublished\": \"2026-08-26T10:13:43.772Z\", \"assignerShortName\": \"Ubiquiti\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


Loading…

Loading…