{"id":"CVE-2020-17054","aliases":["GHSA-88cw-3m6x-49f7"],"url":"https://o3.security/vulnerability/CVE-2020-17054","summary":"Out-of-bounds Write in ChakraCore","details":"Chakra Scripting Engine Memory Corruption Vulnerability","published":"2020-11-11T07:15:16.840Z","modified":"2026-08-27T08:14:57.549151Z","cvss":{"score":4.2,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"NuGet","name":"Microsoft.ChakraCore","fixedVersion":"1.11.23"}],"fix":null,"references":[{"type":"FIX","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17054"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-27T08:14:57.549151Z"}}