{"id":"CVE-2018-0939","aliases":["EUVD-2022-5783","GHSA-xgcc-r2f3-rq6p"],"status":"published","title":"ChakraCore information disclosure vulnerability","description":"ChakraCore and Microsoft Edge in Windows 10 1703 and 1709 allow information disclosure, due to how the scripting engine handles objects in memory, aka \"Scripting Engine Information Disclosure Vulnerability\". This CVE ID is unique from CVE-2018-0891.","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":"2026-11-08","score":0.05501,"percentile":0.9284,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2018-03-14T17:00:00Z","modified":"2026-06-17T01:31:58Z","fixes":[{"ecosystem":"NuGet","package":"Microsoft.ChakraCore","fixed_in":["1.8.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"NuGet","package":"Microsoft.ChakraCore","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.2"}]}]},{"source":"osv","ecosystem":"NuGet","package":"Microsoft.ChakraCore","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.2"}]}],"versions":["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"]}],"products":[{"vendor":"microsoft","product":"edge"},{"vendor":"microsoft corporation","product":"chakracore, microsoft edge"}],"references":[{"url":"http://www.securityfocus.com/bid/103305","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0939","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","web"]},{"url":"http://www.securitytracker.com/id/1040507","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-0939","tags":["advisory"]},{"url":"https://github.com/chakra-core/ChakraCore/commit/090277e7a5ea1d938777acb92e7b6759936ea974","tags":["web"]},{"url":"https://web.archive.org/web/20201021051922/http://www.securitytracker.com/id/1040507","tags":["web"]},{"url":"https://web.archive.org/web/20210124145017/http://www.securityfocus.com/bid/103305","tags":["web"]},{"url":"https://github.com/advisories/GHSA-xgcc-r2f3-rq6p"},{"url":"https://github.com/chakra-core/ChakraCore","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2018-0939","description":"ChakraCore and Microsoft Edge in Windows 10 1703 and 1709 allow information disclosure, due to how the scripting engine handles objects in memory, aka \"Scripting Engine Information Disclosure Vulnerability\". This CVE ID is unique from CVE-2018-0891.","status":"published","published":"2018-03-14T17:00:00Z","modified":"2024-09-16T16:48:39.244Z","updated_at":"2026-11-02T14:35:12.160284Z"}],"euvd":[{"id":"EUVD-2022-5783","description":"ChakraCore and Microsoft Edge in Windows 10 1703 and 1709 allow information disclosure, due to how the scripting engine handles objects in memory, aka \"Scripting Engine Information Disclosure Vulnerability\". This CVE ID is unique from CVE-2018-0891.","status":"published","published":"2018-03-14T17:00:00Z","modified":"2024-09-16T16:48:39Z","updated_at":"2026-11-03T00:55:48.234114Z"}],"ghsa":[{"id":"GHSA-xgcc-r2f3-rq6p","title":"ChakraCore information disclosure vulnerability","description":"ChakraCore and Microsoft Edge in Windows 10 1703 and 1709 allow information disclosure, due to how the scripting engine handles objects in memory, aka \"Scripting Engine Information Disclosure Vulnerability\". This CVE ID is unique from CVE-2018-0891.","status":"published","published":"2022-05-13T01:18:38Z","modified":"2023-10-05T19:29:34Z","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-787"],"updated_at":"2026-11-02T14:37:07.641671Z"}],"nvd":[{"id":"CVE-2018-0939","description":"ChakraCore and Microsoft Edge in Windows 10 1703 and 1709 allow information disclosure, due to how the scripting engine handles objects in memory, aka \"Scripting Engine Information Disclosure Vulnerability\". This CVE ID is unique from CVE-2018-0891.","status":"published","published":"2018-03-14T17:29:03.777Z","modified":"2026-06-17T01:31:58.44Z","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-787"],"updated_at":"2026-11-02T14:04:24.264003Z"}],"osv":[{"id":"GHSA-xgcc-r2f3-rq6p","title":"ChakraCore information disclosure vulnerability","description":"ChakraCore and Microsoft Edge in Windows 10 1703 and 1709 allow information disclosure, due to how the scripting engine handles objects in memory, aka \"Scripting Engine Information Disclosure Vulnerability\". This CVE ID is unique from CVE-2018-0891.","status":"published","published":"2022-05-13T01:18:38Z","modified":"2024-02-16T08:03:32.016702Z","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-787"],"updated_at":"2026-11-02T15:46:59.835583Z"}]}}