{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-77553", "assignerOrgId": "fe490ce8-0395-4072-90d8-2707e1bdf984", "state": "PUBLISHED", "assignerShortName": "Ubiquiti", "dateReserved": "2026-08-20T20:32:43.655Z", "datePublished": "2026-08-26T10:42:54.552Z", "dateUpdated": "2026-08-26T12:45:32.606Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "fe490ce8-0395-4072-90d8-2707e1bdf984", "shortName": "Ubiquiti", "dateUpdated": "2026-08-26T10:42:54.552Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control - Generic", "type": "CWE"}]}], "affected": [{"vendor": "Ubiquiti Inc", "product": "UniFi Access Application", "versions": [{"status": "affected", "version": "0", "lessThan": "4.3.5", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A malicious actor with access to the network and low privileges could exploit an Improper Access Control vulnerability found in UniFi Access Application to escalate privileges on the host device.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "A malicious actor with access to the network and low privileges could exploit an Improper Access Control vulnerability found in UniFi Access Application to escalate privileges on the host device."}]}], "references": [{"url": "https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4628-8bab-f715e96dbfc9"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.9, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-26T12:45:25.351665Z", "id": "CVE-2026-77553", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-26T12:45:32.606Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-77553", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-08-26T12:45:25.351665Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-26T12:45:29.308Z"}}], "cna": {"source": {"discovery": "UNKNOWN"}, "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.9, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Ubiquiti Inc", "product": "UniFi Access Application", "versions": [{"status": "affected", "version": "0", "lessThan": "4.3.5", "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 and low privileges could exploit an Improper Access Control vulnerability found in UniFi Access Application to escalate privileges on the host device.", "supportingMedia": [{"type": "text/html", "value": "A malicious actor with access to the network and low privileges could exploit an Improper Access Control vulnerability found in UniFi Access Application to escalate privileges on the host device.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control - Generic"}]}], "providerMetadata": {"orgId": "fe490ce8-0395-4072-90d8-2707e1bdf984", "shortName": "Ubiquiti", "dateUpdated": "2026-08-26T10:42:54.552Z"}}}, "cveMetadata": {"cveId": "CVE-2026-77553", "state": "PUBLISHED", "dateUpdated": "2026-08-26T12:45:32.606Z", "dateReserved": "2026-08-20T20:32:43.655Z", "assignerOrgId": "fe490ce8-0395-4072-90d8-2707e1bdf984", "datePublished": "2026-08-26T10:42:54.552Z", "assignerShortName": "Ubiquiti"}, "dataVersion": "5.2"}

{}

{}

{"created": "2026-08-26T12:30:05.299052+00:00", "title": "Improper Access Control in UniFi Access Application Enables Privilege Escalation", "updated": "2026-08-26T12:30:05.299057+00:00", "vendors": []}