{"id":"CVE-2018-8244","aliases":["EUVD-2018-19910","GHSA-hw92-6x7q-xg4p"],"status":"published","title":"An elevation of privilege vulnerability exists when Microsoft Outlook does not validate...","description":"An elevation of privilege vulnerability exists when Microsoft Outlook does not validate attachment headers properly, aka \"Microsoft Outlook Elevation of Privilege Vulnerability.\" This affects Microsoft Office, Microsoft Outlook.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.05803,"percentile":0.93174,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2018-06-14T12:00:00Z","modified":"2026-06-17T02:04:29Z","products":[{"vendor":"microsoft","product":"microsoft office"},{"vendor":"microsoft","product":"microsoft outlook"},{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"outlook"},{"vendor":"microsoft","product":"outlook_rt"},{"vendor":"microsoft corporation","product":"microsoft outlook"}],"references":[{"url":"http://www.securitytracker.com/id/1041107","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/104323","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8244","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-8244"},{"url":"https://github.com/advisories/GHSA-hw92-6x7q-xg4p"}],"sources":{"cve":[{"id":"CVE-2018-8244","description":"An elevation of privilege vulnerability exists when Microsoft Outlook does not validate attachment headers properly, aka \"Microsoft Outlook Elevation of Privilege Vulnerability.\" This affects Microsoft Office, Microsoft Outlook.","status":"published","published":"2018-06-14T12:00:00Z","modified":"2024-08-05T06:46:13.774Z","updated_at":"2026-11-02T14:35:04.540365Z"}],"euvd":[{"id":"EUVD-2018-19910","description":"An elevation of privilege vulnerability exists when Microsoft Outlook does not validate attachment headers properly, aka \"Microsoft Outlook Elevation of Privilege Vulnerability.\" This affects Microsoft Office, Microsoft Outlook.","status":"published","published":"2018-06-14T12:00:00Z","modified":"2024-08-05T06:46:13Z","updated_at":"2026-11-03T02:40:03.749866Z"}],"ghsa":[{"id":"GHSA-hw92-6x7q-xg4p","title":"An elevation of privilege vulnerability exists when Microsoft Outlook does not validate...","description":"An elevation of privilege vulnerability exists when Microsoft Outlook does not validate attachment headers properly, aka \"Microsoft Outlook Elevation of Privilege Vulnerability.\" This affects Microsoft Office, Microsoft Outlook.","status":"published","published":"2022-05-14T03:10:04Z","modified":"2023-02-02T05:07:19Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:52:28.96683Z"}],"nvd":[{"id":"CVE-2018-8244","description":"An elevation of privilege vulnerability exists when Microsoft Outlook does not validate attachment headers properly, aka \"Microsoft Outlook Elevation of Privilege Vulnerability.\" This affects Microsoft Office, Microsoft Outlook.","status":"published","published":"2018-06-14T12:29:02.303Z","modified":"2026-06-17T02:04:29.83Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:29.837913Z"}]}}