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CVE-2017-8658
CRITICAL
A remote code execution vulnerability exists in the way that the Chakra JavaScript engine renders when handling objects in memory, aka "Scripting Engine Memory Corruption Vulnerability".
Published: Aug 11, 2017
Modified: Jun 17, 2026
CWE-119
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| microsoft | chakracore | * |
GitHub Security Advisory GHSA-8v2h-4jpm-3wfm
ChakraCore RCE Vulnerability
nuget
Microsoft.ChakraCore
< 1.6.1
Fixed: 1.6.1
References (4)
- http://www.securityfocus.com/bid/100036 Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8658 Patch, Vendor Advisory
- http://www.securityfocus.com/bid/100036 Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8658 Patch, Vendor Advisory
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
20.07%
Top 3% most likely to be exploited
Threat Score
45.2 / 100
Data Sources
NVD
EPSS
GitHub