{"id":"CVE-2021-1726","aliases":["EUVD-2021-7190","GHSA-63cx-48gh-36pg"],"status":"published","title":"Microsoft SharePoint Server Spoofing Vulnerability","description":"Microsoft SharePoint Server Spoofing Vulnerability","severity":{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.02112,"percentile":0.82074,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-02-25T23:01:28Z","modified":"2026-06-17T03:32:26Z","products":[{"vendor":"microsoft","product":"microsoft sharepoint enterprise server 2016"},{"vendor":"microsoft","product":"microsoft sharepoint foundation 2010 service pack 2"},{"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"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_7"},{"vendor":"microsoft","product":"windows_8.1"},{"vendor":"microsoft","product":"windows_rt_8.1"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_server_2012"},{"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-2021-1726","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-1726"},{"url":"https://github.com/advisories/GHSA-63cx-48gh-36pg"}],"sources":{"cve":[{"id":"CVE-2021-1726","title":"Microsoft SharePoint Server Spoofing Vulnerability","description":"Microsoft SharePoint Server Spoofing Vulnerability","status":"published","published":"2021-02-25T23:01:28Z","modified":"2024-08-03T16:18:11.516Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:08.045407Z"}],"euvd":[{"id":"EUVD-2021-7190","description":"Microsoft SharePoint Server Spoofing Vulnerability","status":"published","published":"2021-02-25T23:01:28Z","modified":"2024-08-03T16:18:11Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T03:25:15.150715Z"}],"ghsa":[{"id":"GHSA-63cx-48gh-36pg","title":"Microsoft SharePoint Spoofing Vulnerability","description":"Microsoft SharePoint Spoofing Vulnerability","status":"published","published":"2022-05-24T17:43:10Z","modified":"2024-01-07T05:05:26Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:55:20.878476Z"}],"nvd":[{"id":"CVE-2021-1726","description":"Microsoft SharePoint Server Spoofing Vulnerability","status":"published","published":"2021-02-25T23:15:13.553Z","modified":"2026-06-17T03:32:26.827Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6,"vector":"AV:N/AC:M/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:50.399901Z"}]}}