CVE-2017-11905: ChakraCore RCE Vulnerability in Microsoft.ChakraCore
Summary
CVE-2017-11905: ChakraCore RCE Vulnerability. Affects Microsoft.ChakraCore versions < 1.7.5. Fixed in 1.7.5. How to fix ↓
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Background
Microsoft.ChakraCore is a scripting engine used by ChakraCore and Microsoft Edge in various Windows versions. It provides support for executing JavaScript code in applications. 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 arises from how the scripting engine handles objects in memory. It is important to address this vulnerability to prevent potential unauthorized code execution and potential compromise of user data.
Vulnerability Detail
The ChakraCore RCE vulnerability (CVE-2017-11905) affects Windows 10 versions 1511, 1607, 1703, 1709, and Windows Server 2016. The vulnerability allows an attacker to execute arbitrary code by exploiting the way the scripting engine handles objects in memory. This can lead to unauthorized code execution in the context of the current user. The impact of this vulnerability is significant, as it can potentially enable an attacker to gain control over the affected system and perform malicious actions. 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
1.7.5
This is the first release that contains the fix.
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Workaround
There is no specific workaround mentioned for this vulnerability. However, applying the recommended package update should be sufficient to address the issue.
Conclusion
The ChakraCore RCE vulnerability in Microsoft.ChakraCore poses a significant risk to Windows 10 versions 1511, 1607, 1703, 1709, and Windows Server 2016. It is crucial to update the Microsoft.ChakraCore package to version 1.7.5 or later to mitigate the vulnerability. Failure to address this vulnerability may result in unauthorized code execution and potential compromise of user data. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The vulnerability allows an attacker to execute arbitrary code in the context of the current user. This can potentially lead to unauthorized access, data compromise, and further exploitation of the affected system.
Windows 10 versions 1511, 1607, 1703, 1709, and Windows Server 2016 are affected by this vulnerability.
The CVSS score of the ChakraCore RCE vulnerability is 7.5, indicating a high severity level.
There is no specific workaround mentioned for this vulnerability. However, updating the Microsoft.ChakraCore package to the recommended version should address the issue.
You can use Vulert's playground (https://vulert.com/scanner) to check if your application is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities, providing valuable insights without requiring access to the code or installation.
References
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