{"api_version":"1","generated_at":"2026-09-10T23:06:04+00:00","cve":"CVE-2026-83996","urls":{"html":"https://cve.report/CVE-2026-83996","api":"https://cve.report/api/cve/CVE-2026-83996.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-83996","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-83996"},"summary":{"title":"Windows Error Reporting Elevation of Privilege Vulnerability","description":"Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to elevate privileges locally.","state":"PUBLISHED","assigner":"microsoft","published_at":"2026-09-08 18:21:10","updated_at":"2026-09-09 20:09:34"},"problem_types":["CWE-122","CWE-122 CWE-122: Heap-based Buffer Overflow"],"metrics":[{"version":"3.1","source":"secure@microsoft.com","type":"Secondary","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","data":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","version":"3.1"}}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83996","name":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83996","refsource":"secure@microsoft.com","tags":["Patch","Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-83996","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-83996","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Microsoft","product":"Windows 10 Version 1607","version":"affected 10.0.14393.0 10.0.14393.9512 custom","platforms":["32-bit Systems","x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows 10 Version 1809","version":"affected 10.0.17763.0 10.0.17763.9245 custom","platforms":["32-bit Systems","x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows 10 Version 21H2","version":"affected 10.0.19044.0 10.0.19044.7725 custom","platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows 10 Version 22H2","version":"affected 10.0.19045.0 10.0.19045.7725 custom","platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows 11 version 23H2","version":"affected 10.0.22631.0 10.0.22631.7582 custom","platforms":["ARM64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows 11 Version 23H2","version":"affected 10.0.22631.0 10.0.22631.7582 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows 11 Version 24H2","version":"affected 10.0.26100.0 10.0.26100.9445 custom","platforms":["ARM64-based Systems","x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows 11 Version 25H2","version":"affected 10.0.26200.0 10.0.26200.9445 custom","platforms":["ARM64-based Systems","x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows 11 version 26H1","version":"affected 10.0.28000.0 10.0.28000.2954 custom","platforms":["ARM64-based Systems","x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2012","version":"affected 6.2.9200.0 6.2.9200.26349 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2012 (Server Core installation)","version":"affected 6.2.9200.0 6.2.9200.26349 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2012 R2","version":"affected 6.3.9600.0 6.3.9600.23397 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2012 R2 (Server Core installation)","version":"affected 6.3.9600.0 6.3.9600.23397 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2016","version":"affected 10.0.14393.0 10.0.14393.9512 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2016 (Server Core installation)","version":"affected 10.0.14393.0 10.0.14393.9512 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2019","version":"affected 10.0.17763.0 10.0.17763.9245 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2019 (Server Core installation)","version":"affected 10.0.17763.0 10.0.17763.9245 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2022","version":"affected 10.0.20348.0 10.0.20348.5622 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2025","version":"affected 10.0.26100.0 10.0.26100.33438 custom","platforms":["x64-based Systems"]},{"source":"CNA","vendor":"Microsoft","product":"Windows Server 2025 (Server Core installation)","version":"affected 10.0.26100.0 10.0.26100.33438 custom","platforms":["x64-based Systems"]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1607","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1607","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x86","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1809","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1809","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x86","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_21h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_21h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_21h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x86","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_22h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_22h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_22h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x86","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_23h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_23h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_24h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_24h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_25h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_25h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_26h1","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_26h1","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2012","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2012","cpe6":"r2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2016","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2019","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2022","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"83996","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2025","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"83996","cve":"CVE-2026-83996","epss":"0.002290000","percentile":"0.136160000","score_date":"2026-09-09","updated_at":"2026-09-10 00:06:57"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-83996","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-09-09T17:58:48.063483Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-09-09T17:59:10.156Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"platforms":["32-bit Systems","x64-based Systems"],"product":"Windows 10 Version 1607","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9512","status":"affected","version":"10.0.14393.0","versionType":"custom"}]},{"platforms":["32-bit Systems","x64-based Systems"],"product":"Windows 10 Version 1809","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9245","status":"affected","version":"10.0.17763.0","versionType":"custom"}]},{"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"],"product":"Windows 10 Version 21H2","vendor":"Microsoft","versions":[{"lessThan":"10.0.19044.7725","status":"affected","version":"10.0.19044.0","versionType":"custom"}]},{"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"],"product":"Windows 10 Version 22H2","vendor":"Microsoft","versions":[{"lessThan":"10.0.19045.7725","status":"affected","version":"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"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.17763.9245","versionStartIncluding":"10.0.17763.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.17763.9245","versionStartIncluding":"10.0.17763.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.17763.9245","versionStartIncluding":"10.0.17763.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.20348.5622","versionStartIncluding":"10.0.20348.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_10_21H2:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.19044.7725","versionStartIncluding":"10.0.19044.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_10_22H2:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.19045.7725","versionStartIncluding":"10.0.19045.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.26100.33438","versionStartIncluding":"10.0.26100.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:*","versionEndExcluding":"10.0.26200.9445","versionStartIncluding":"10.0.26200.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:arm64:*","versionEndExcluding":"10.0.22631.7582","versionStartIncluding":"10.0.22631.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.22631.7582","versionStartIncluding":"10.0.22631.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*","versionEndExcluding":"10.0.26100.9445","versionStartIncluding":"10.0.26100.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.26100.33438","versionStartIncluding":"10.0.26100.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.28000.2954","versionStartIncluding":"10.0.28000.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.14393.9512","versionStartIncluding":"10.0.14393.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.14393.9512","versionStartIncluding":"10.0.14393.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.14393.9512","versionStartIncluding":"10.0.14393.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*","versionEndExcluding":"6.2.9200.26349","versionStartIncluding":"6.2.9200.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*","versionEndExcluding":"6.2.9200.26349","versionStartIncluding":"6.2.9200.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*","versionEndExcluding":"6.3.9600.23397","versionStartIncluding":"6.3.9600.0","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*","versionEndExcluding":"6.3.9600.23397","versionStartIncluding":"6.3.9600.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"datePublic":"2026-09-08T14:00:00.000Z","descriptions":[{"lang":"en-US","value":"Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to elevate privileges locally."}],"metrics":[{"cvssV3_1":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","description":"CWE-122: Heap-based Buffer Overflow","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-09T19:38:36.694Z","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft"},"references":[{"name":"Windows Error Reporting Elevation of Privilege Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83996"}],"title":"Windows Error Reporting Elevation of Privilege Vulnerability"}},"cveMetadata":{"assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","assignerShortName":"microsoft","cveId":"CVE-2026-83996","datePublished":"2026-09-08T17:14:17.197Z","dateReserved":"2026-09-01T01:16:35.984Z","dateUpdated":"2026-09-09T19:38:36.694Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-08 18:21:10","lastModifiedDate":"2026-09-09 20:09:34","problem_types":["CWE-122","CWE-122 CWE-122: Heap-based Buffer Overflow"],"metrics":{"cvssMetricV31":[{"source":"secure@microsoft.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2,"impactScore":6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-09-09T17:58:48.063483Z","id":"CVE-2026-83996","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.14393.9512","matchCriteriaId":"F5BC051B-C14F-43DF-B3A2-A32EE0DDC142"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.14393.9512","matchCriteriaId":"D8DA8FA6-35F6-4E0F-A9C0-37CB88186C5B"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.17763.9245","matchCriteriaId":"81786843-7838-4C74-AEA6-E64B6B354387"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.17763.9245","matchCriteriaId":"D5E29D31-09E1-4C19-AAB0-191AA960C778"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:*","versionEndExcluding":"10.0.19044.7725","matchCriteriaId":"26BFC889-B503-48BF-9D82-5B3043D9A6B3"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.19044.7725","matchCriteriaId":"E6F2C029-D78A-4FAA-B2E8-FD79C2CABC32"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.19044.7725","matchCriteriaId":"0B423BD2-DDDC-4869-9B98-3275F53B92F1"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:*","versionEndExcluding":"10.0.19045.7725","matchCriteriaId":"254EF7C4-707D-4480-BC27-56F64175A9AD"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.19045.7725","matchCriteriaId":"B318C958-84F6-4E33-A95C-6E95C7E286EB"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*","versionEndExcluding":"10.0.19045.7725","matchCriteriaId":"9828DC67-F252-4E2B-AFE9-C404BAF414E0"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*","versionEndExcluding":"10.0.22631.7582","matchCriteriaId":"97D353CE-F9A4-46B5-BC5C-BF422E10785D"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.22631.7582","matchCriteriaId":"A2B42421-4694-4879-A69B-6A9192E2CFB8"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*","versionEndExcluding":"10.0.26100.9445","matchCriteriaId":"990434BE-FE81-48CC-8803-94FAEB694DE2"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.26100.9445","matchCriteriaId":"045BBF02-6FDD-44D4-B278-0C52A5406956"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:*","versionEndExcluding":"10.0.26200.9445","matchCriteriaId":"948460EF-4053-4106-8D9E-4EDC3BF7B682"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.26200.9445","matchCriteriaId":"D4F1D717-582C-446B-B90F-1D25028DA77F"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*","versionEndExcluding":"10.0.28000.2954","matchCriteriaId":"4B46D2B8-7E89-4818-862C-30B9751BA6EA"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:*","versionEndExcluding":"10.0.28000.2954","matchCriteriaId":"165C7909-F15B-4328-A175-B9FEF3BEB82D"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*","matchCriteriaId":"A7DF96F8-BA6A-4780-9CA3-F719B3F81074"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*","matchCriteriaId":"DB18C4CE-5917-401E-ACF7-2747084FD36E"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.14393.9512","matchCriteriaId":"C7CF508B-369A-4854-97BF-EE90E0A5BF7B"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.17763.9245","matchCriteriaId":"14138B1B-9554-4B1D-84C6-485FB9763DA4"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.20348.5622","matchCriteriaId":"496A12F9-40BF-4A40-948B-BDB1C5D17DCB"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*","versionEndExcluding":"10.0.26100.33438","matchCriteriaId":"48D75543-6B91-41E9-A1FB-1A09A2CBD738"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"83996","Ordinal":"1","Title":"Windows Error Reporting Elevation of Privilege Vulnerability","CVE":"CVE-2026-83996","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"83996","Ordinal":"1","NoteData":"Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to elevate privileges locally.","Type":"Description","Title":"Windows Error Reporting Elevation of Privilege Vulnerability"}]}}}