CVE-2018-8467: ChakraCore RCE Vulnerability in Microsoft.ChakraCore
Summary
CVE-2018-8467: ChakraCore RCE Vulnerability. Affects Microsoft.ChakraCore versions < 1.11.1. Fixed in 1.11.1. How to fix ↓
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Background
Microsoft.ChakraCore is a scripting engine used by Microsoft Edge for executing JavaScript code. It is a critical component of the browser's functionality, responsible for interpreting and executing scripts. ChakraCore is also available as a standalone package for developers to embed in their applications. This vulnerability affects both Microsoft Edge and ChakraCore versions prior to 1.11.1.
Vulnerability Detail
The ChakraCore RCE vulnerability (CVE-2018-8467) is a remote code execution flaw that exists in the way the Chakra scripting engine handles objects in memory. This vulnerability can be exploited by an attacker to execute arbitrary code on a target system, potentially leading to full control over the affected machine. The vulnerability has a CVSS score of 7.5, indicating a high severity level.
How To Fix
Latest published version: 1.11.24 as of 22 Oct 2026
Upgrading to it may include breaking changes; the version below is the minimum fixed release for this vulnerability.
If you need the minimum change
1.11.1
This is the first release that contains the fix.
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Workaround
There is no known workaround for this vulnerability. It is crucial to apply the recommended fix by updating the Microsoft.ChakraCore package to the latest version.
Conclusion
The ChakraCore RCE vulnerability (CVE-2018-8467) poses a significant risk to systems utilizing the Microsoft.ChakraCore package. It is crucial to update to version 1.11.1 or later to mitigate the risk of remote code execution. Failure to apply the recommended fix may result in unauthorized access, data theft, or compromise of the affected systems. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The ChakraCore RCE vulnerability allows an attacker to execute arbitrary code on a target system, potentially leading to full control over the affected machine. This can result in unauthorized access, data theft, or further compromise of the system.
This vulnerability affects Microsoft Edge and applications that utilize the ChakraCore scripting engine. Specifically, it impacts versions of Microsoft.ChakraCore prior to 1.11.1.
While the details of any known exploits are not provided in the vulnerability report, it is important to assume that attackers may attempt to exploit this vulnerability. It is crucial to apply the recommended fix to mitigate the risk.
The only effective mitigation for this vulnerability is to update the Microsoft.ChakraCore package to version 1.11.1 or later. It is recommended to prioritize this update to ensure the security of the affected systems.
For more information about this vulnerability, you can refer to the GitHub Advisory Database entry at: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-xxp7-423f-hcp4/GHSA-xxp7-423f-hcp4.json
References
Related vulnerabilities
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