{"schema":"threatline.record/2","record":{"id":"CVE-2019-1429","aliases":[],"summary":"Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability","details":"Microsoft Internet Explorer contains a memory corruption vulnerability which can allow for remote code execution in the context of the current user.","categories":["Applications & CMS"],"product":"Internet Explorer","vendor":"Microsoft","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2019-1429","source_modified_at":"2026-01-12T21:25:18.058Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Internet Explorer 9","vendor":"Microsoft","versions":[{"status":"affected","version":"Windows Server 2008 for 32-bit Systems Service Pack 2"},{"status":"affected","version":"Windows Server 2008 for x64-based Systems Service Pack 2"}],"defaultStatus":null},{"source":"CVE 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Systems"},{"status":"affected","version":"Windows 10 Version 1607 for x64-based Systems"},{"status":"affected","version":"Windows 10 Version 1709 for 32-bit Systems"},{"status":"affected","version":"Windows 10 Version 1709 for x64-based Systems"},{"status":"affected","version":"Windows 10 Version 1803 for 32-bit Systems"},{"status":"affected","version":"Windows 10 Version 1803 for x64-based Systems"},{"status":"affected","version":"Windows 10 Version 1803 for ARM64-based Systems"},{"status":"affected","version":"Windows 10 Version 1809 for 32-bit Systems"},{"status":"affected","version":"Windows 10 Version 1809 for x64-based Systems"},{"status":"affected","version":"Windows 10 Version 1809 for ARM64-based Systems"},{"status":"affected","version":"Windows Server 2019"},{"status":"affected","version":"Windows 10 Version 1709 for ARM64-based Systems"}],"defaultStatus":null},{"source":"CVE 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instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.7729,"percentile":0.99558,"score_date":"2026-10-23"},"published_at":"2019-11-12T18:53:10.000Z","modified_at":"2026-01-12T21:25:18.058Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2019-1429","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-01-12T21:25:18.058Z"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/47707","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2019-11-22"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2019-1429","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Exploit-DB","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1429","source":"CISA KEV"},{"source":"CVE List","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1429","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1429","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2025-02-07T15:28:42.896054Z"},"exploits":[{"source":"Exploit-DB","kind":"Dos exploit","name":"Internet Explorer - Use-After-Free in JScript Arguments During toJSON Callback","url":"https://www.exploit-db.com/exploits/47707","date":"2019-11-22","added":"2019-11-22","verified":true}],"classification":{"method":"product-first 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