High severity7.5NVD Advisory· Published Apr 12, 2018· Updated Jun 17, 2026

CVE-2018-0994

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-2018-0979, CVE-2018-0980, CVE-2018-0990, CVE-2018-0993, CVE-2018-0995, CVE-2018-1019.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
Microsoft.ChakraCoreNuGet	< 1.8.3	1.8.3

Affected products

ghsa-coords
pkg:nuget/microsoft.chakracore
Range: < 1.8.3
Microsoft/Chakracorecpe-rescue
Range: ChakraCore
Microsoft/Edgecpe-rescue2 versions
Windows 10 for 32-bit Systems+ 1 more
- (no CPE)range: Windows 10 for 32-bit Systems
- cpe:2.3:a:microsoft:edge:*:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0994nvdPatchVendor AdvisoryWEB
www.securityfocus.com/bid/103630nvdThird Party AdvisoryVDB Entry
www.securitytracker.com/id/1040650nvdThird Party AdvisoryVDB Entry
github.com/advisories/GHSA-g549-jfg6-98chghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2018-0994ghsaADVISORY
github.com/chakra-core/ChakraCore/commit/0578ca55215d2eda74280e17c4b9bcc3c38dfd6aghsaWEB
web.archive.org/web/20210124154718/http://www.securityfocus.com/bid/103630ghsaWEB
web.archive.org/web/20211207123630/http://www.securitytracker.com/id/1040650ghsaWEB

News mentions

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cvss	0.488
epss	0.012
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000