{"id":"CVE-2023-21539","aliases":["EUVD-2023-25706","GHSA-vjf5-w6w5-295q"],"status":"published","title":"Windows Authentication Remote Code Execution Vulnerability","description":"Windows Authentication Remote Code Execution Vulnerability","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01257,"percentile":0.69789,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2023-01-10T00:00:00Z","modified":"2026-06-17T05:33:07Z","products":[{"vendor":"microsoft","product":"windows 10 version 20h2"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 21h2"},{"vendor":"microsoft","product":"windows 11 version 22h2"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows_10_20h2"},{"vendor":"microsoft","product":"windows_10_21h2"},{"vendor":"microsoft","product":"windows_10_22h2"},{"vendor":"microsoft","product":"windows_11_21h2"},{"vendor":"microsoft","product":"windows_11_22h2"},{"vendor":"microsoft","product":"windows_server_2022"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21539","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21539"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-21539"},{"url":"https://github.com/advisories/GHSA-vjf5-w6w5-295q"}],"sources":{"cve":[{"id":"CVE-2023-21539","title":"Windows Authentication Remote Code Execution Vulnerability","description":"Windows Authentication Remote Code Execution Vulnerability","status":"published","published":"2023-01-10T00:00:00Z","modified":"2025-01-01T00:35:34.761Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:35:19.959682Z"}],"euvd":[{"id":"EUVD-2023-25706","description":"Windows Authentication Remote Code Execution Vulnerability","status":"published","published":"2023-01-10T00:00:00Z","modified":"2025-01-01T00:35:34Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T00:04:31.291576Z"}],"ghsa":[{"id":"GHSA-vjf5-w6w5-295q","title":"Windows Authentication Remote Code Execution Vulnerability.","description":"Windows Authentication Remote Code Execution Vulnerability.","status":"published","published":"2023-01-11T00:30:47Z","modified":"2023-05-06T05:00:40Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:54:35.04449Z"}],"nvd":[{"id":"CVE-2023-21539","description":"Windows Authentication Remote Code Execution Vulnerability","status":"published","published":"2023-01-10T22:15:14.903Z","modified":"2026-06-17T05:33:07.26Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:07:45.305824Z"}]}}