{"id":"CVE-2022-21995","aliases":["EUVD-2022-27149","GHSA-q95j-mchg-p72p"],"status":"published","title":"Windows Hyper-V Remote Code Execution Vulnerability","description":"Windows Hyper-V Remote Code Execution Vulnerability","severity":{"version":"3.1","score":7.9,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00965,"percentile":0.61918,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-02-09T16:36:44Z","modified":"2026-06-17T04:27:26Z","products":[{"vendor":"microsoft","product":"windows 10 version 1507"},{"vendor":"microsoft","product":"windows 10 version 1607"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 1909"},{"vendor":"microsoft","product":"windows 10 version 21h1"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 11 version 21h2"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows server 2016 (server core installation)"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server version 20h2"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_11"},{"vendor":"microsoft","product":"windows_server"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21995","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21995"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21995"},{"url":"https://github.com/advisories/GHSA-q95j-mchg-p72p"}],"sources":{"cve":[{"id":"CVE-2022-21995","title":"Windows Hyper-V Remote Code Execution Vulnerability","description":"Windows Hyper-V Remote Code Execution Vulnerability","status":"published","published":"2022-02-09T16:36:44Z","modified":"2025-01-02T18:28:19.447Z","cvss":[{"version":"3.1","score":7.9,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:34:29.057251Z"}],"euvd":[{"id":"EUVD-2022-27149","description":"Windows Hyper-V Remote Code Execution Vulnerability","status":"published","published":"2022-02-09T16:36:44Z","modified":"2025-01-02T18:28:19Z","cvss":[{"version":"3.1","score":7.9,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T00:04:29.024875Z"}],"ghsa":[{"id":"GHSA-q95j-mchg-p72p","title":"Windows Hyper-V Remote Code Execution Vulnerability.","description":"Windows Hyper-V Remote Code Execution Vulnerability.","status":"published","published":"2022-02-10T00:00:23Z","modified":"2023-07-08T05:01:42Z","cvss":[{"version":"3.1","score":7.9,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:54:42.043841Z"}],"nvd":[{"id":"CVE-2022-21995","description":"Windows Hyper-V Remote Code Execution Vulnerability","status":"published","published":"2022-02-09T17:15:09.34Z","modified":"2026-06-17T04:27:26.127Z","cvss":[{"version":"3.1","score":7.9,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.9,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:A/AC:H/Au:N/C:C/I:C/A:C","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:12.155838Z"}]}}