Read the docs
TI-2019-00427 Aliases CVE-2019-0639GHSA-6jf5-rmhv-38cw

Integer overflow in Microsoft Edge

Priority MEDIUM 47CWE-190Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
High
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-190 and the CVSS impact.

Summary

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.

Why it matters now

EPSS 0.12047 96th percentileScored 2026-11-07
Fix Fixed Microsoft.ChakraCore (NuGet): 1.11.7

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftMicrosoft EdgeWindows 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—No fix listedCNA
MicrosoftChakraCoreWindows 10 Version 1809 for ARM64-based Systems; Windows Server 2019—No fix listedCNA
—Microsoft.ChakraCore (NuGet)before 1.11.71.11.7Patch availableGHSA-6jf5-rmhv-38cw
  • Microsoft Edge VendorMicrosoft Affected 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 Fixed in — No fix listed CNA
  • ChakraCore VendorMicrosoft Affected Windows 10 Version 1809 for ARM64-based Systems; Windows Server 2019 Fixed in — No fix listed CNA
  • Microsoft.ChakraCore (NuGet) Vendor— Affected before 1.11.7 Fixed in 1.11.7 Patch available GHSA-6jf5-rmhv-38cw

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:*11VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*1803Running onMicrosoft
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*1809Running onMicrosoft
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:* Versions 11 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* Versions 1803 Running on ·Microsoft
  • cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* Versions 1809 Running on ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

  • Fix · GHSA-6jf5-rmhv-38cw Microsoft.ChakraCore (NuGet) Fixed in 1.11.7 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-0639
  2. 2026-10-03 Alias added: GHSA-6jf5-rmhv-38cw

References

Patch 1

Advisory 2

Other 2

  • TI-2015-00277 Use-after-free vulnerability in Adobe Flash Player before 13.0.0.269 and 14.x through… KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-00275 Unspecified vulnerability in Adobe Flash Player through 13.0.0.262 and 14.x, 15.x, and… KEVCVSS 3.1CRITICAL 9.8
  • TI-2014-01386 Use-after-free vulnerability in Microsoft Internet Explorer 6 through 11 allows remote… KEVCVSS 3.1CRITICAL 9.8
  • TI-2020-01340 Scripting Engine Memory Corruption Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2019-00335 Command injection in Microsoft Office KEVCVSS 3.1HIGH 8.8
  • TI-2017-00204 Out-of-bounds write in Microsoft Internet Explorer KEVCVSS 3.1HIGH 8.8
See all 1634 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences