ChakraCore RCE Vulnerability

HIGH 7.5CVE-2018-8466 · GHSA-4c93-q79v-mw45 · Published 13/09/2018 · updated 17/06/2026

Package	Affected versions	Patched versions
Microsoft.ChakraCore NuGet	`< 1.11.1`	`1.11.1`
chakracore microsoft	`≤ 1.10.1`	No fix yet

Description

A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge, aka "Chakra Scripting Engine Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8367, CVE-2018-8465, CVE-2018-8467.

NVD description

References

nvd.nist.gov/vuln/detail/CVE-2018-8466 · ADVISORY
chakra-core/ChakraCore#5688 · WEB
chakra-core/ChakraCore commit a404dec · WEB
chakra-core/ChakraCore · PACKAGE
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8466 · WEB
web.archive.org/web/20210516130455/http://www.securityfocus.com/bid/105243 · WEB
web.archive.org/web/20210517133345/http://www.securitytracker.com/id/1041623 · WEB
exploit-db.com/exploits/45571 · WEB
securityfocus.com/bid/105243 · Third Party Advisory
securitytracker.com/id/1041623 · Third Party Advisory
exploit-db.com/exploits/45571 · Third Party Advisory

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