{"id":"CVE-2016-3377","aliases":["EUVD-2022-5638","GHSA-wv44-9w69-w43j"],"status":"published","title":"ChakraCore RCE Vulnerability","description":"The Chakra JavaScript engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka \"Scripting Engine Memory Corruption Vulnerability,\" a different vulnerability than CVE-2016-3350.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.15882,"percentile":0.96908,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2016-09-14T10:00:00Z","modified":"2026-06-17T00:45:34Z","fixes":[{"ecosystem":"NuGet","package":"Microsoft.ChakraCore","fixed_in":["1.2.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"NuGet","package":"Microsoft.ChakraCore","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.1"}]}]},{"source":"osv","ecosystem":"NuGet","package":"Microsoft.ChakraCore","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.1"}]}],"versions":["1.2.0"]}],"products":[{"vendor":"microsoft","product":"edge"}],"references":[{"url":"http://www.securitytracker.com/id/1036789","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/92797","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-105","tags":["vendor-advisory","x_refsource_MS","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-3377","tags":["advisory"]},{"url":"https://github.com/chakra-core/ChakraCore/issues/6289","tags":["web"]},{"url":"https://github.com/chakra-core/ChakraCore/commit/24c4d7df8199b27d360323ce3be1d7959fd918eb","tags":["web"]},{"url":"https://web.archive.org/web/20210123044830/http://www.securitytracker.com/id/1036789","tags":["web"]},{"url":"https://web.archive.org/web/20210123164626/http://www.securityfocus.com/bid/92797","tags":["web"]},{"url":"https://github.com/advisories/GHSA-wv44-9w69-w43j"},{"url":"https://github.com/chakra-core/ChakraCore","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2016-3377","description":"The 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Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka \"Scripting Engine Memory Corruption Vulnerability,\" a different vulnerability than CVE-2016-3350.","status":"published","published":"2022-05-14T02:23:14Z","modified":"2023-11-02T19:29:33Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:37:11.48574Z"}],"nvd":[{"id":"CVE-2016-3377","description":"The Chakra JavaScript engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka \"Scripting Engine Memory Corruption Vulnerability,\" a different vulnerability than CVE-2016-3350.","status":"published","published":"2016-09-14T10:59:51.5Z","modified":"2026-06-17T00:45:34.943Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.6,"vector":"AV:N/AC:H/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:29.893676Z"}],"osv":[{"id":"GHSA-wv44-9w69-w43j","title":"ChakraCore RCE Vulnerability","description":"The Chakra JavaScript engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka \"Scripting Engine Memory Corruption Vulnerability,\" a different vulnerability than CVE-2016-3350.","status":"published","published":"2022-05-14T02:23:14Z","modified":"2024-02-16T08:14:23.864014Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:46:59.131095Z"}]}}