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TI-2017-08810 Aliases CVE-2017-11870GHSA-9f2p-wm46-6m5f

Memory corruption in Microsoft ChakraCore, Microsoft Edge

Priority HIGH 67CWE-119Published · 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-119 and the CVSS impact.

Summary

ChakraCore and Microsoft Edge in Windows 10 1703, 1709, and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11836, CVE-2017-11837, CVE-2017-11838, CVE-2017-11839, CVE-2017-11840, CVE-2017-11841, CVE-2017-11843, CVE-2017-11846, CVE-2017-11858, CVE-2017-11859, CVE-2017-11861, CVE-2017-11862, CVE-2017-11866, CVE-2017-11869, CVE-2017-11871, and CVE-2017-11873.

Why it matters now

EPSS 0.59642 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Microsoft.ChakraCore (NuGet): 1.7.4

SSVC decision points

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

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftChakraCore, Microsoft EdgeWindows 10 1703, 1709, and Windows Server, version 1709.—No fix listedCNA
—Microsoft.ChakraCore (NuGet)before 1.7.41.7.4Patch availableGHSA-9f2p-wm46-6m5f
  • ChakraCore, Microsoft Edge VendorMicrosoft Affected Windows 10 1703, 1709, and Windows Server, version 1709. Fixed in — No fix listed CNA
  • Microsoft.ChakraCore (NuGet) Vendor— Affected before 1.7.4 Fixed in 1.7.4 Patch available GHSA-9f2p-wm46-6m5f

CPE configurations NVD · 5

CPEVersionsRoleVendor
cpe:2.3:a:microsoft:chakracore:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:*1703Running onMicrosoft
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*1709Running onMicrosoft
cpe:2.3:o:microsoft:windows_server:1709:*:*:*:*:*:*:*1709Running onMicrosoft
  • cpe:2.3:a:microsoft:chakracore:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:* Versions 1703 Running on ·Microsoft
  • cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:* Versions 1709 Running on ·Microsoft
  • cpe:2.3:o:microsoft:windows_server:1709:*:*:*:*:*:*:* Versions 1709 Running on ·Microsoft

Remediation

  • Fix · GHSA-9f2p-wm46-6m5f Microsoft.ChakraCore (NuGet) Fixed in 1.7.4 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-11870
  2. 2026-10-03 Alias added: GHSA-9f2p-wm46-6m5f

References

Exploit 1

Patch 1

Advisory 1

Other 6

  • TI-2020-00848 Microsoft Browser Memory Corruption Vulnerability KEVCVSS 3.1HIGH 7.5
  • TI-2018-06000 Type confusion in Microsoft ChakraCore KEVCVSS 3.1HIGH 7.5
  • TI-2019-00333 Out-of-bounds write in Microsoft Edge CVSS 3.0HIGH 7.5
  • TI-2019-00359 Out-of-bounds write in Microsoft Edge CVSS 3.0HIGH 7.5
  • TI-2018-00721 Out-of-bounds write in Microsoft Edge CVSS 3.0HIGH 7.5
  • TI-2018-00720 Out-of-bounds write in Microsoft Edge CVSS 3.0HIGH 7.5
See all 254 →

Sources

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