{"id":"CVE-2020-17131","state":"PUBLISHED","title":"Chakra Scripting Engine Memory Corruption Vulnerability","description":"Chakra Scripting Engine Memory Corruption Vulnerability","publishedAt":"2020-12-09T23:36:50.000Z","updatedAt":"2026-06-09T18:08:13.871Z","severity":{"score":4.2,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C","source":"microsoft"},"assigner":"microsoft","products":["Microsoft ChakraCore","Microsoft Microsoft Edge (EdgeHTML-based)"],"affected":[{"vendor":"Microsoft","product":"ChakraCore","versions":[{"version":"0","status":"affected","lessThan":"publication","versionType":"custom"}]},{"vendor":"Microsoft","product":"Microsoft Edge (EdgeHTML-based)","versions":[{"version":"1.0..0","status":"affected","lessThan":"publication","versionType":"custom"}],"platforms":["Windows 10 Version 1809 for 32-bit Systems","Windows 10 Version 1809 for ARM64-based Systems","Windows 10 Version 1809 for x64-based Systems","Windows 10 Version 1903 for 32-bit Systems","Windows 10 Version 1903 for ARM64-based Systems","Windows 10 Version 1903 for x64-based Systems","Windows 10 Version 1909 for 32-bit Systems","Windows 10 Version 1909 for ARM64-based Systems","Windows 10 Version 1909 for x64-based Systems","Windows 10 Version 2004 for 32-bit Systems","Windows 10 Version 2004 for ARM64-based Systems","Windows 10 Version 2004 for x64-based Systems","Windows 10 Version 20H2 for 32-bit Systems","Windows 10 Version 20H2 for ARM64-based Systems","Windows Server 2019"]}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17131","https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17131"],"weaknesses":[],"ingestedAt":"2026-10-29T19:46:42.922Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/17xxx/CVE-2020-17131.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2020-17131","state":"PUBLISHED","datePublished":"2020-12-09T23:36:50.000Z","dateUpdated":"2026-06-09T18:08:13.871Z","assignerShortName":"microsoft","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateReserved":"2020-08-04T00:00:00.000Z"},"containers":{"cna":{"title":"Chakra Scripting Engine Memory Corruption Vulnerability","descriptions":[{"lang":"en-US","value":"Chakra Scripting Engine Memory Corruption Vulnerability"}],"affected":[{"vendor":"Microsoft","product":"ChakraCore","versions":[{"version":"0","status":"affected","lessThan":"publication","versionType":"custom"}]},{"vendor":"Microsoft","product":"Microsoft Edge (EdgeHTML-based)","versions":[{"version":"1.0..0","status":"affected","lessThan":"publication","versionType":"custom"}],"platforms":["Windows 10 Version 1809 for 32-bit Systems","Windows 10 Version 1809 for ARM64-based Systems","Windows 10 Version 1809 for x64-based Systems","Windows 10 Version 1903 for 32-bit Systems","Windows 10 Version 1903 for ARM64-based Systems","Windows 10 Version 1903 for x64-based Systems","Windows 10 Version 1909 for 32-bit Systems","Windows 10 Version 1909 for ARM64-based Systems","Windows 10 Version 1909 for x64-based Systems","Windows 10 Version 2004 for 32-bit Systems","Windows 10 Version 2004 for ARM64-based Systems","Windows 10 Version 2004 for x64-based Systems","Windows 10 Version 20H2 for 32-bit Systems","Windows 10 Version 20H2 for ARM64-based Systems","Windows Server 2019"]}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17131","name":"Chakra Scripting Engine Memory Corruption Vulnerability","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"MEDIUM","baseScore":4.2,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C"}}],"problemTypes":[{"descriptions":[{"description":"Remote Code Execution","lang":"en-US","type":"Impact"}]}],"providerMetadata":{"shortName":"microsoft","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateUpdated":"2026-06-09T18:08:13.871Z"},"datePublic":"2020-12-08T08:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:chakracore:*:*:*:*:*:*:*:*","versionStartIncluding":"0","versionEndExcluding":"publication"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:*:*:*","versionStartIncluding":"1.0..0","versionEndExcluding":"publication"}]}]}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17131","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T13:53:16.550Z"}}]}}}