CVE-2017-11909: ChakraCore RCE Vulnerability in Microsoft.ChakraCore
Summary
CVE-2017-11909: ChakraCore vulnerable to remote code execution. Affects Microsoft.ChakraCore versions < 1.7.5. Fixed in 1.7.5. How to fix ↓
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Background
Microsoft.ChakraCore is an open-source JavaScript engine developed by Microsoft. It is used in various Microsoft products, including Windows 10 and Windows Server 2016. ChakraCore provides the scripting engine for executing JavaScript code in these environments. However, a vulnerability has been discovered in ChakraCore that allows an attacker to execute arbitrary code in the context of the current user. This vulnerability is due to how the scripting engine handles objects in memory.
Vulnerability Detail
The ChakraCore RCE vulnerability, also known as CVE-2017-11909, can be exploited by an attacker to execute arbitrary code on affected systems. By exploiting this vulnerability, an attacker can gain control over the user's system and potentially perform malicious actions. The vulnerability is unique from other related CVEs and 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
1.7.5
This is the first release that contains the fix.
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Workaround
There is no specific workaround mentioned for this vulnerability. It is advised to apply the recommended fix by updating the Microsoft.ChakraCore package.
Conclusion
The ChakraCore RCE vulnerability in the Microsoft.ChakraCore package allows an attacker to execute arbitrary code in the context of the current user. It is crucial to update the package to version 1.7.5 or later to mitigate this vulnerability. For further support and information on vulnerability remediation, please contact DevNack.com.
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FAQ
ChakraCore is an open-source JavaScript engine developed by Microsoft. It is used in various Microsoft products, including Windows 10 and Windows Server 2016, to execute JavaScript code.
The ChakraCore RCE vulnerability allows an attacker to execute arbitrary code in the context of the current user. This can lead to unauthorized access, data theft, and potential system compromise.
Yes, updating the Microsoft.ChakraCore package to version 1.7.5 or later will fix the ChakraCore RCE vulnerability.
The CVSS score of the ChakraCore RCE vulnerability is 7.5, indicating a high severity level.
For more information about the ChakraCore RCE vulnerability, you can visit the Vulert Playground at Vulert Scanner or contact info@devnack.com.
References
Related vulnerabilities
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