CVE-2017-0252
ChakraCore RCE Vulnerability
CVE-2017-0252 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 13.4%, the 96th percentile. Fixed in Microsoft.ChakraCore 1.4.4.
- Severity
- 9.8 CriticalCVSS 3.0, NVD
- Exploit chance
- 13.4%EPSS, 96th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
1.4.4Microsoft.ChakraCore +1 more
Description
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-2017-0223.
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
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
Microsoft.ChakraCoreNuGet | before 1.4.4 | 1.4.4 |
Microsoft.ChakraCoreNuGet | before 1.4.4, plus listed versions 1.2.01.2.11.2.21.2.31.2.6.62716-preview Show 7 moreShow less1.3.01.3.11.3.21.4.01.4.11.4.21.4.3 | 1.4.4 |
What each source reports
NVD Score used
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-2017-0223.
- Record
CVE-2017-0252- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE ListNo 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-2017-0223.
- Record
CVE-2017-0252- Updated
- 2026-11-02
EUVDEUVD-2022-3961No 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-2017-0223.
- Record
EUVD-2022-3961- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-ghwq-7v3r-5433
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-2017-0223.
- Record
GHSA-ghwq-7v3r-5433- CVSS 3.0
- 9.8 Critical
CVSS: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-ghwq-7v3r-5433
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-2017-0223.
- Record
GHSA-ghwq-7v3r-5433- CVSS 3.0
- 9.8 Critical
CVSS: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
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.