What’s Vulnerable › Vulnerabilities

CVE-2019-0639

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 12.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-04-08 · updated 2026-06-17
• Weakness: CWE-190

Description

A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka 'Scripting Engine Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2019-0609, CVE-2019-0680, CVE-2019-0769, CVE-2019-0770, CVE-2019-0771, CVE-2019-0773, CVE-2019-0783.

Affected products

• Microsoft Internet Explorer 11: 11
• Microsoft ChakraCore: Windows 10 Version 1809 for ARM64-based Systems, Windows Server 2019
• Microsoft Edge: Windows 10 Version 1803 for 32-bit Systems, Windows 10 Version 1803 for x64-based Systems, Windows 10 Version 1803 for ARM64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0639
• https://www.zerodayinitiative.com/advisories/ZDI-20-122/
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0639
• https://www.zerodayinitiative.com/advisories/ZDI-20-122/

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