CVE-2026-80092

{"id": "CVE-2026-80092", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-80092", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-10-17T03:55:57.786472Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.6}]}, "affected": [{"source": "secure@microsoft.com", "affectedData": [{"vendor": "Microsoft", "product": "microsoft-identity-web", "versions": [{"status": "affected", "version": ">=4.16.0 <4.16.1", "lessThan": "4.16.1", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "microsoft-identity-web", "versions": [{"status": "affected", "version": "<3.16.0", "lessThan": "3.16.0", "versionType": "custom"}], "platforms": ["v3"]}]}], "published": "2026-10-16T18:18:37.640", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-80092", "source": "secure@microsoft.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-302"}]}], "descriptions": [{"lang": "en", "value": "Authentication bypass by assumed-immutable data in Microsoft Identity Web allows an authorized attacker to elevate privileges over a network."}], "lastModified": "2026-10-20T14:17:03.157", "sourceIdentifier": "secure@microsoft.com"}