{"id":"CVE-2022-26816","aliases":["EUVD-2022-31366","GHSA-hg7h-2pr6-wvjf"],"status":"published","title":"Windows DNS Server Information Disclosure Vulnerability","description":"Windows DNS Server Information Disclosure Vulnerability","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02522,"percentile":0.84993,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-668"],"published":"2022-04-15T19:05:00Z","modified":"2026-06-17T04:35:53Z","products":[{"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_2016"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26816","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-26816"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-26816"},{"url":"https://github.com/advisories/GHSA-hg7h-2pr6-wvjf"}],"sources":{"cve":[{"id":"CVE-2022-26816","title":"Windows DNS Server Information Disclosure Vulnerability","description":"Windows DNS Server Information Disclosure Vulnerability","status":"published","published":"2022-04-15T19:05:00Z","modified":"2025-01-02T18:52:03.62Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:34:25.954329Z"}],"euvd":[{"id":"EUVD-2022-31366","description":"Windows DNS Server Information Disclosure Vulnerability","status":"published","published":"2022-04-15T19:05:00Z","modified":"2025-01-02T18:52:03Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T00:04:28.496186Z"}],"ghsa":[{"id":"GHSA-hg7h-2pr6-wvjf","title":"Windows DNS Server Information Disclosure Vulnerability.","description":"Windows DNS Server Information Disclosure Vulnerability.","status":"published","published":"2022-04-16T00:00:31Z","modified":"2023-07-07T05:01:27Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-668"],"updated_at":"2026-11-02T14:54:41.542757Z"}],"nvd":[{"id":"CVE-2022-26816","description":"Windows DNS Server Information Disclosure Vulnerability","status":"published","published":"2022-04-15T19:15:13.897Z","modified":"2026-06-17T04:35:53.52Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:16.9948Z"}]}}