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"CVE-2026-68831", "state": "PUBLISHED", "dateUpdated": "2026-09-08T23:37:42.357Z", "dateReserved": "2026-07-31T16:47:02.143Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2026-09-08T17:14:39.368Z", "assignerShortName": "microsoft"}, "dataVersion": "5.2"}

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"10.0.19045.0", "versionType": "custom"}]}, {"platforms": ["ARM64-based Systems"], "product": "Windows 11 version 23H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.22631.7582", "status": "affected", "version": "10.0.22631.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows 11 Version 23H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.22631.7582", "status": "affected", "version": "10.0.22631.0", "versionType": "custom"}]}, {"platforms": ["ARM64-based Systems", "x64-based Systems"], "product": "Windows 11 Version 24H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.26100.9445", "status": "affected", "version": "10.0.26100.0", "versionType": "custom"}]}, {"platforms": ["ARM64-based Systems", "x64-based Systems"], "product": "Windows 11 Version 25H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.26200.9445", "status": "affected", "version": "10.0.26200.0", "versionType": "custom"}]}, {"platforms": ["ARM64-based Systems", "x64-based Systems"], "product": "Windows 11 version 26H1", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.28000.2954", "status": "affected", "version": "10.0.28000.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2012", "vendor": "Microsoft", "versions": [{"lessThan": "6.2.9200.26349", "status": "affected", "version": "6.2.9200.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2012 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "6.2.9200.26349", "status": "affected", "version": "6.2.9200.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2012 R2", "vendor": "Microsoft", "versions": [{"lessThan": "6.3.9600.23397", "status": "affected", "version": "6.3.9600.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2012 R2 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "6.3.9600.23397", "status": "affected", "version": "6.3.9600.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2016", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.14393.9512", "status": "affected", "version": "10.0.14393.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2016 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.14393.9512", "status": "affected", "version": "10.0.14393.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2019", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.17763.9245", "status": "affected", "version": "10.0.17763.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2019 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.17763.9245", "status": "affected", "version": "10.0.17763.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2022", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.20348.5622", "status": "affected", "version": "10.0.20348.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2025", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.26100.33438", "status": "affected", "version": "10.0.26100.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2025 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.26100.33438", "status": "affected", "version": "10.0.26100.0", "versionType": "custom"}]}], "source": "secure@microsoft.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Files or directories accessible to external parties in Windows Defender Firewall Service allows an authorized attacker to disclose information locally."}], "id": "CVE-2026-68831", "lastModified": "2026-09-08T19:18:13.497", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-68831", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-08T18:24:10.152902Z", "version": "2.0.3"}}]}, "published": "2026-09-08T18:18:30.040", "references": [{"source": "secure@microsoft.com", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68831"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-552"}], "source": "secure@microsoft.com", "type": "Secondary"}]}

{}