{"id":"CVE-2018-8414","aliases":["EUVD-2018-20051","GHSA-xg99-mpwj-gf2c"],"status":"published","title":"A remote code execution vulnerability exists when the Windows Shell does not properly validate...","description":"A remote code execution vulnerability exists when the Windows Shell does not properly validate file paths, aka \"Windows Shell Remote Code Execution Vulnerability.\" This affects Windows 10 Servers, Windows 10.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.72621,"percentile":0.99447,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-20"],"published":"2018-08-15T17:00:00Z","modified":"2026-06-17T02:04:48Z","kev":{"date_added":"2022-03-25","due_date":"2022-04-15","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2022-03-25"},{"source":"kev","since":"2022-03-25"}],"exploits":[{"source":"pocgithub","id":"whereisr0da/CVE-2018-8414-POC","title":"whereisr0da/CVE-2018-8414-POC","date":"2018-08-24","url":"https://github.com/whereisr0da/CVE-2018-8414-POC"}],"products":[{"vendor":"microsoft","product":"windows"},{"vendor":"microsoft","product":"windows 10"},{"vendor":"microsoft","product":"windows 10 servers"},{"vendor":"microsoft","product":"windows_10_1703"},{"vendor":"microsoft","product":"windows_10_1709"},{"vendor":"microsoft","product":"windows_10_1803"},{"vendor":"microsoft","product":"windows_server_1709"},{"vendor":"microsoft","product":"windows_server_1803"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8414","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/105016","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1041458","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8414","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-8414"},{"url":"https://github.com/advisories/GHSA-xg99-mpwj-gf2c"}],"sources":{"cve":[{"id":"CVE-2018-8414","description":"A remote code execution vulnerability exists when the Windows Shell does not properly validate file paths, aka \"Windows Shell Remote Code Execution Vulnerability.\" This affects Windows 10 Servers, Windows 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Windows Shell does not properly validate file paths, aka \"Windows Shell Remote Code Execution Vulnerability.\" This affects Windows 10 Servers, Windows 10.","status":"published","published":"2018-08-15T17:29:10.393Z","modified":"2026-06-17T02:04:48.927Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:36.842579Z"}]}}