{"id":"CVE-2022-26784","aliases":["EUVD-2022-31334","GHSA-q452-qm69-w9xq"],"status":"published","title":"Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability","description":"Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02446,"percentile":0.84479,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-04-15T19:04:19Z","modified":"2026-06-17T04:35:48Z","products":[{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"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_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26784","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-26784"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-26784"},{"url":"https://github.com/advisories/GHSA-q452-qm69-w9xq"}],"sources":{"cve":[{"id":"CVE-2022-26784","title":"Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability","description":"Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability","status":"published","published":"2022-04-15T19:04:19Z","modified":"2025-12-09T21:23:09.157Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:34:25.954329Z"}],"euvd":[{"id":"EUVD-2022-31334","description":"Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability","status":"published","published":"2022-04-15T19:04:19Z","modified":"2025-12-09T21:23:09Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T19:49:07.561853Z"}],"ghsa":[{"id":"GHSA-q452-qm69-w9xq","title":"Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability. This CVE ID is unique from...","description":"Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability. This CVE ID is unique from CVE-2022-24484, CVE-2022-24538.","status":"published","published":"2022-04-16T00:00:34Z","modified":"2023-07-07T05:01:22Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T14:54:41.037164Z"}],"nvd":[{"id":"CVE-2022-26784","description":"Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability","status":"published","published":"2022-04-15T19:15:12.553Z","modified":"2026-06-17T04:35:48.693Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:16.9948Z"}]}}