{"id":"CVE-2020-1073","aliases":["GHSA-g3m9-qrfj-xw4g"],"url":"https://o3.security/vulnerability/CVE-2020-1073","summary":"ChakraCore RCE Vulnerability","details":"A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka 'Scripting Engine Memory Corruption Vulnerability'.","published":"2020-06-09T20:15:12.270Z","modified":"2026-10-24T10:30:55.384533497Z","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"NuGet","name":"Microsoft.ChakraCore","fixedVersion":"1.11.20"}],"fix":{"url":"https://github.com/chakra-core/ChakraCore/pull/6464","label":"chakra-core/ChakraCore#6464"},"references":[{"type":"FIX","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1073"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1073"},{"type":"WEB","url":"https://github.com/chakra-core/ChakraCore/pull/6464"},{"type":"WEB","url":"https://github.com/chakra-core/ChakraCore/commit/82d3c4556a3cba13f0115fc98a91263b15fa6d07"},{"type":"PACKAGE","url":"https://github.com/chakra-core/ChakraCore"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T10:30:55.384533497Z"}}