{"id":"CVE-2021-27052","aliases":["EUVD-2021-13823","GHSA-3cc8-469j-w7qg"],"status":"published","title":"Microsoft SharePoint Server Information Disclosure Vulnerability","description":"Microsoft SharePoint Server Information Disclosure Vulnerability","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.03115,"percentile":0.87979,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-03-11T15:46:00Z","modified":"2026-08-19T18:31:34Z","products":[{"vendor":"microsoft","product":"microsoft sharepoint enterprise server 2016"},{"vendor":"microsoft","product":"microsoft sharepoint server 2019"},{"vendor":"microsoft","product":"sharepoint_enterprise_server"},{"vendor":"microsoft","product":"sharepoint_server"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27052","tags":["vendor-advisory","patch"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27052","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27052"},{"url":"https://github.com/advisories/GHSA-3cc8-469j-w7qg"}],"sources":{"cve":[{"id":"CVE-2021-27052","title":"Microsoft SharePoint Server Information Disclosure Vulnerability","description":"Microsoft SharePoint Server Information Disclosure Vulnerability","status":"published","published":"2021-03-11T15:46:00Z","modified":"2026-08-19T16:30:43.044Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-13823","description":"Microsoft SharePoint Server Information Disclosure Vulnerability","status":"published","published":"2021-03-11T15:46:00Z","modified":"2026-08-19T16:30:43Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T18:01:42.411264Z"}],"ghsa":[{"id":"GHSA-3cc8-469j-w7qg","title":"Microsoft SharePoint Server Information Disclosure Vulnerability","description":"Microsoft SharePoint Server Information Disclosure Vulnerability","status":"published","published":"2022-05-24T17:44:24Z","modified":"2026-08-19T18:31:34Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:10:40.42434Z"}],"nvd":[{"id":"CVE-2021-27052","description":"Microsoft SharePoint Server Information Disclosure Vulnerability","status":"published","published":"2021-03-11T16:15:17.147Z","modified":"2026-08-19T17:17:48.44Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"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":"2026-11-02T14:06:50.805771Z"}]}}