ChakraCore RCE Vulnerability

HOCH 7.5CVE-2018-0856 · GHSA-399v-jg88-3gx6 · Published 15/02/2018 · updated 17/06/2026

Package	Affected versions	Patched versions
Microsoft.ChakraCore NuGet	`< 1.8.1`	`1.8.1`

Description

Microsoft Edge and ChakraCore in Microsoft Windows 10 1703 and 1709 allows remote code execution, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0834, CVE-2018-0835, CVE-2018-0836, CVE-2018-0837, CVE-2018-0838, CVE-2018-0840, CVE-2018-0857, CVE-2018-0858, CVE-2018-0859, CVE-2018-0860, CVE-2018-0861, and CVE-2018-0866.

NVD description

References

nvd.nist.gov/vuln/detail/CVE-2018-0856 · ADVISORY
chakra-core/ChakraCore commit 385af84 · WEB
chakra-core/ChakraCore · PACKAGE
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0856 · WEB
web.archive.org/web/20210125205300/http://www.securityfocus.com/bid/102880 · WEB
web.archive.org/web/20211208072939/http://www.securitytracker.com/id/1040372 · WEB
securityfocus.com/bid/102880 · Third Party Advisory
securitytracker.com/id/1040372 · Third Party Advisory

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Package

Affected versions

Patched versions

Microsoft.ChakraCore

NuGet

< 1.8.1

1.8.1

Description

NVD description