{"id":"CVE-2018-8452","aliases":["EUVD-2022-5483","GHSA-w3qr-8v4r-592m"],"status":"published","title":"ChakraCore information disclosure vulnerability","description":"An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft browsers, aka \"Scripting Engine Information Disclosure Vulnerability.\" This affects ChakraCore, Internet Explorer 11, Microsoft Edge.","severity":{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.05588,"percentile":0.92951,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2018-09-13T00:00:00Z","modified":"2026-06-17T02:04:54Z","fixes":[{"ecosystem":"NuGet","package":"Microsoft.ChakraCore","fixed_in":["1.11.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"NuGet","package":"Microsoft.ChakraCore","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.11.1"}]}]},{"source":"osv","ecosystem":"NuGet","package":"Microsoft.ChakraCore","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.11.1"}]}],"versions":["1.10.0","1.10.1","1.10.2","1.11.0","1.2.0","1.2.1","1.2.2","1.2.3","1.2.6.62716-preview","1.3.0","1.3.1","1.3.2","1.4.0","1.4.1","1.4.2","1.4.3","1.4.4","1.4.5","1.5.0","1.5.1","1.5.2","1.5.3","1.6.0","1.6.2","1.7.0","1.7.1","1.7.2","1.7.3","1.7.4","1.7.5","1.7.6","1.8.0","1.8.1","1.8.2","1.8.3","1.8.4","1.8.5"]}],"products":[{"vendor":"microsoft","product":"chakracore"},{"vendor":"microsoft","product":"edge"},{"vendor":"microsoft","product":"internet explorer 11"},{"vendor":"microsoft","product":"internet_explorer"},{"vendor":"microsoft","product":"microsoft edge"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8452","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","web"]},{"url":"http://www.securityfocus.com/bid/105252","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1041623","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-8452","tags":["advisory"]},{"url":"https://github.com/chakra-core/ChakraCore/commit/3f3544801cc01e9f54cab84b20602a3b5e29c3ef","tags":["web"]},{"url":"https://web.archive.org/web/20210124203129/http://www.securityfocus.com/bid/105252","tags":["web"]},{"url":"https://web.archive.org/web/20221128100304/http://www.securitytracker.com/id/1041623","tags":["web"]},{"url":"https://github.com/advisories/GHSA-w3qr-8v4r-592m"},{"url":"https://github.com/chakra-core/ChakraCore","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2018-8452","description":"An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft browsers, aka \"Scripting Engine Information Disclosure Vulnerability.\" This affects ChakraCore, Internet Explorer 11, Microsoft Edge.","status":"published","published":"2018-09-13T00:00:00Z","modified":"2024-08-05T06:54:36.647Z","updated_at":"2026-11-02T14:35:04.172099Z"}],"euvd":[{"id":"EUVD-2022-5483","description":"An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft browsers, aka \"Scripting Engine Information Disclosure Vulnerability.\" This affects ChakraCore, Internet Explorer 11, Microsoft Edge.","status":"published","published":"2018-09-13T00:00:00Z","modified":"2024-08-05T06:54:36Z","updated_at":"2026-11-03T02:40:02.600498Z"}],"ghsa":[{"id":"GHSA-w3qr-8v4r-592m","title":"ChakraCore information disclosure vulnerability","description":"An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft browsers, aka \"Scripting Engine Information Disclosure Vulnerability.\" This affects ChakraCore, Internet Explorer 11, Microsoft Edge.","status":"published","published":"2022-05-13T01:53:42Z","modified":"2023-10-06T15:22:42Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:08.278692Z"}],"nvd":[{"id":"CVE-2018-8452","description":"An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft browsers, aka \"Scripting Engine Information Disclosure Vulnerability.\" This affects ChakraCore, Internet Explorer 11, Microsoft Edge.","status":"published","published":"2018-09-13T00:29:05.397Z","modified":"2026-06-17T02:04:54.28Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:04:40.661264Z"}],"osv":[{"id":"GHSA-w3qr-8v4r-592m","title":"ChakraCore information disclosure vulnerability","description":"An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft browsers, aka \"Scripting Engine Information Disclosure Vulnerability.\" This affects ChakraCore, Internet Explorer 11, Microsoft Edge.","status":"published","published":"2022-05-13T01:53:42Z","modified":"2024-02-16T08:03:54.241096Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:58.04805Z"}]}}