{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-09T14:11:27.265","vulnerabilities":[{"cve":{"id":"CVE-2021-26443","sourceIdentifier":"secure@microsoft.com","published":"2021-11-10T01:16:35.060","lastModified":"2024-11-21T05:56:24.460","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Microsoft Virtual Machine Bus (VMBus) Remote Code Execution Vulnerability"},{"lang":"es","value":"Una  vulnerabilidad de Ejecución de Código Remota en Microsoft Virtual Machine Bus (VMBus)"}],"metrics":{"cvssMetricV31":[{"source":"secure@microsoft.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":9.0,"baseSeverity":"CRITICAL","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.3,"impactScore":6.0},{"source":"nvd@nist.gov","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":9.0,"baseSeverity":"CRITICAL","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.3,"impactScore":6.0}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:A/AC:L/Au:S/C:C/I:C/A:C","baseScore":7.7,"accessVector":"ADJACENT_NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":5.1,"impactScore":10.0,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*","matchCriteriaId":"21074553-EDF2-468D-8E79-C39851B5BC79"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x64:*","matchCriteriaId":"F8C238FA-B20F-40A5-B861-A8295858F4BE"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x64:*","matchCriteriaId":"6CF580BA-6938-40F6-9D86-F43044A6BACA"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x64:*","matchCriteriaId":"61F0792D-7587-4297-8EE7-D4DC3A30EE84"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:x64:*","matchCriteriaId":"5D7F7DDB-440E-42CD-82F4-B2C13F3CC462"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*","matchCriteriaId":"4A190388-AA82-4504-9D5A-624F23268C9F"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*","matchCriteriaId":"0B60D940-80C7-49F0-8F4E-3F99AC15FA82"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*","matchCriteriaId":"DB79EE26-FC32-417D-A49C-A1A63165A968"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*","matchCriteriaId":"821614DD-37DD-44E2-A8A4-FE8D23A33C3C"}]}]}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26443","source":"secure@microsoft.com","tags":["Patch","Vendor Advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26443","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}