Every CVE Search/ Get API key

CVE-2017-0223

ChakraCore RCE Vulnerability

9.8 CriticalFix available

A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0252.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

14.7%Up 3.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 9.8

A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0252.

Record
CVE-2017-0223
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-119
Updated
2026-11-02
CVE List No score

A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0252.

Record
CVE-2017-0223
Updated
2026-11-02
EUVDEUVD-2022-2292 No score

A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0252.

Record
EUVD-2022-2292
Updated
2026-11-03
GitHub AdvisoriesGHSA-448h-7hmp-99fg 9.8

ChakraCore RCE Vulnerability

A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0252.

Record
GHSA-448h-7hmp-99fg
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-119
Updated
2026-11-02
OSVGHSA-448h-7hmp-99fg 9.8

ChakraCore RCE Vulnerability

A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0252.

Record
GHSA-448h-7hmp-99fg
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-119
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
Microsoft.ChakraCore
NuGet
before 1.4.4
1.4.4
Microsoft.ChakraCore
NuGet
before 1.4.4, plus listed versions
1.2.01.2.11.2.21.2.31.2.6.62716-preview
Show 7 moreShow less
1.3.01.3.11.3.21.4.01.4.11.4.21.4.3
1.4.4

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-0223 is a critical vulnerability (CVSS 9.8) in Microsoft Corporation Chakra Core, published May 15, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 14.7%, the 96th percentile. Fixed in Microsoft.ChakraCore 1.4.4.

References

MoveEnter Open