{"id":"CVE-2021-24104","aliases":["EUVD-2021-11020","GHSA-r3p8-9956-wrj3"],"status":"published","title":"Microsoft SharePoint Server Spoofing Vulnerability","description":"Microsoft SharePoint Server Spoofing Vulnerability","severity":{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N/E:P/RL:W/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01475,"percentile":0.74169,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2021-03-11T15:02:28Z","modified":"2026-08-19T18:31:28Z","products":[{"vendor":"microsoft","product":"microsoft sharepoint enterprise server 2016"},{"vendor":"microsoft","product":"microsoft sharepoint foundation 2013 service pack 1"},{"vendor":"microsoft","product":"microsoft sharepoint server 2019"},{"vendor":"microsoft","product":"sharepoint_enterprise_server"},{"vendor":"microsoft","product":"sharepoint_foundation"},{"vendor":"microsoft","product":"sharepoint_server"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-24104","tags":["vendor-advisory","patch"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24104","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24104"},{"url":"https://github.com/advisories/GHSA-r3p8-9956-wrj3"}],"sources":{"cve":[{"id":"CVE-2021-24104","title":"Microsoft SharePoint Server Spoofing Vulnerability","description":"Microsoft SharePoint Server Spoofing Vulnerability","status":"published","published":"2021-03-11T15:02:28Z","modified":"2026-08-19T16:30:12.272Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N/E:P/RL:W/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2021-11020","description":"Microsoft SharePoint Server Spoofing Vulnerability","status":"published","published":"2021-03-11T15:02:28Z","modified":"2026-08-19T16:30:12Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N/E:P/RL:W/RC:C","level":"medium"}],"updated_at":"2026-11-02T18:01:42.811156Z"}],"ghsa":[{"id":"GHSA-r3p8-9956-wrj3","title":"Microsoft SharePoint Spoofing Vulnerability","description":"Microsoft SharePoint Spoofing Vulnerability","status":"published","published":"2022-05-24T17:44:17Z","modified":"2026-08-19T18:31:28Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:10:40.42434Z"}],"nvd":[{"id":"CVE-2021-24104","description":"Microsoft SharePoint Server Spoofing Vulnerability","status":"published","published":"2021-03-11T16:15:13.55Z","modified":"2026-08-19T17:17:36.267Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:50.805771Z"}]}}