{"id":"CVE-2021-27085","title":"Internet Explorer Remote Code Execution Vulnerability","summary":"Internet Explorer Remote Code Execution Vulnerability","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:H/A:L","vendor":"microsoft","product":"internet_explorer","affected":["internet_explorer = 11"],"published":"2021-03-11","updated":"2026-08-19","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-27085","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27085","label":"secure@microsoft.com"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27085","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27085","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","kev","in-the-wild"],"epss":0.05448,"epssPercentile":0.9243,"kev":true,"kevDateAdded":"2021-11-03","kevDueDate":"2021-11-17","kevRansomware":false,"exploited":true,"ingestedAt":"2026-08-20T17:59:03.235Z","slug":"CVE-2021-27085","body":"## Overview\n\nInternet Explorer Remote Code Execution Vulnerability\n\n## Affected\n\n- `internet_explorer = 11`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":74,"depthScoreParts":{"impact":48.4,"likelihood":1.1,"exploitation":25,"ransomware":0},"changes":[]}