High severity7.5NVD Advisory· Published Aug 15, 2018· Updated Jun 17, 2026

CVE-2018-8380

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-2018-8266, CVE-2018-8381, CVE-2018-8384.

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	< 1.10.2	1.10.2

Affected products

ghsa-coords
pkg:nuget/microsoft.chakracore
Range: < 1.10.2
Microsoft/Chakracorecpe-rescue2 versions
ChakraCore+ 1 more
- (no CPE)range: ChakraCore
- cpe:2.3:a:microsoft:chakracore:*:*:*:*:*:*:*:*range: <=1.10.1
Microsoft/Edgecpe-rescue2 versions
Windows 10 Version 1803 for 32-bit Systems+ 1 more
- (no CPE)range: Windows 10 Version 1803 for 32-bit Systems
- cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8380nvdPatchVendor AdvisoryWEB
www.securityfocus.com/bid/104979nvdThird Party AdvisoryVDB Entry
www.securitytracker.com/id/1041457nvdThird Party AdvisoryVDB Entry
github.com/advisories/GHSA-rxg4-vw2v-rxm4ghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2018-8380ghsaADVISORY
github.com/chakra-core/ChakraCore/commit/15bd39993cff2bdef0d2bd46751bb7375b3592b3ghsaWEB
github.com/chakra-core/ChakraCore/pull/5596ghsaWEB
web.archive.org/web/20210125211937/http://www.securityfocus.com/bid/104979ghsaWEB
web.archive.org/web/20211203061111/http://www.securitytracker.com/id/1041457ghsaWEB

News mentions

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