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"secure@microsoft.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Heap-based buffer overflow in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges locally."}], "id": "CVE-2026-85927", "lastModified": "2026-10-16T16:22:18.903", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "secure@microsoft.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-85927", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA 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{}

{"created": "2026-10-17T00:00:07.892017+00:00", "updated": "2026-10-17T00:00:07.892023+00:00", "vendors": []}