{"id":"CVE-2019-0886","aliases":["EUVD-2019-1635","GHSA-67wv-vphq-h3gr"],"status":"published","title":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system...","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","severity":{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01724,"percentile":0.77669,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2019-05-16T18:17:01Z","modified":"2026-06-17T02:09:07Z","products":[{"vendor":"microsoft","product":"windows"},{"vendor":"microsoft","product":"windows 10 version 1903 for x64-based systems"},{"vendor":"microsoft","product":"windows server"},{"vendor":"microsoft","product":"windows server, version 1903 (server core installation)"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0886","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-0886"},{"url":"https://github.com/advisories/GHSA-67wv-vphq-h3gr"}],"sources":{"cve":[{"id":"CVE-2019-0886","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","status":"published","published":"2019-05-16T18:17:01Z","modified":"2024-08-04T17:58:59.579Z","updated_at":"2026-11-02T14:32:24.473448Z"}],"euvd":[{"id":"EUVD-2019-1635","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","status":"published","published":"2019-05-16T18:17:01Z","modified":"2024-08-04T17:58:59Z","updated_at":"2026-11-03T03:07:00.044721Z"}],"ghsa":[{"id":"GHSA-67wv-vphq-h3gr","title":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system...","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","status":"published","published":"2022-05-24T16:45:49Z","modified":"2023-01-28T05:05:45Z","updated_at":"2026-11-02T14:44:22.417327Z"}],"nvd":[{"id":"CVE-2019-0886","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","status":"published","published":"2019-05-16T19:29:01.38Z","modified":"2026-06-17T02:09:07.01Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.7,"vector":"AV:A/AC:L/Au:S/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:05:13.880207Z"}]}}