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CVE-2017-11767

CRITICAL

ChakraCore allows an attacker to gain the same user rights as the current user, due to the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability".

Published: Nov 2, 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-c79v-2rjq-965m

ChakraCore vulnerable to privilege escalation

nuget Microsoft.ChakraCore < 1.6.2 Fixed: 1.6.2

Risk Scores

CVSS Score 9.8 / 10
EPSS Score 9.51%

Top 5% most likely to be exploited

Threat Score 42.1 / 100

Data Sources

NVD EPSS GitHub