{"id":"CVE-2021-31949","aliases":["EUVD-2021-18822","GHSA-gcv6-mmhw-gjqp"],"status":"published","title":"Microsoft Outlook Remote Code Execution Vulnerability","description":"Microsoft Outlook Remote Code Execution Vulnerability","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02567,"percentile":0.85275,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2021-06-08T22:46:21Z","modified":"2026-06-17T03:52:32Z","products":[{"vendor":"microsoft","product":"365_apps"},{"vendor":"microsoft","product":"microsoft 365 apps for enterprise"},{"vendor":"microsoft","product":"microsoft office 2019"},{"vendor":"microsoft","product":"microsoft outlook 2013 service pack 1"},{"vendor":"microsoft","product":"microsoft outlook 2016"},{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"outlook"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31949","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31949"},{"url":"https://github.com/advisories/GHSA-gcv6-mmhw-gjqp"}],"sources":{"cve":[{"id":"CVE-2021-31949","title":"Microsoft Outlook Remote Code Execution Vulnerability","description":"Microsoft Outlook Remote Code Execution Vulnerability","status":"published","published":"2021-06-08T22:46:21Z","modified":"2025-02-28T20:55:15.422Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:33:05.665371Z"}],"euvd":[{"id":"EUVD-2021-18822","description":"Microsoft Outlook Remote Code Execution Vulnerability","status":"published","published":"2021-06-08T22:46:21Z","modified":"2025-02-28T20:55:15Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T20:53:19.078289Z"}],"ghsa":[{"id":"GHSA-gcv6-mmhw-gjqp","title":"Microsoft Outlook Remote Code Execution Vulnerability","description":"Microsoft Outlook Remote Code Execution Vulnerability","status":"published","published":"2022-05-24T19:04:49Z","modified":"2025-02-28T21:31:55Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L","level":"high"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:00:05.58597Z"}],"nvd":[{"id":"CVE-2021-31949","description":"Microsoft Outlook Remote Code Execution Vulnerability","status":"published","published":"2021-06-08T23:15:08.673Z","modified":"2026-06-17T03:52:32.96Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:06:54.439974Z"}]}}