A security feature bypass vulnerability exists in the Microsoft Chakra scripting engine that allows Control Flow Guard (CFG) to be…

Description

A security feature bypass vulnerability exists in the Microsoft Chakra scripting engine that allows Control Flow Guard (CFG) to be bypassed, aka "Scripting Engine Security Feature Bypass Vulnerability." This affects Microsoft Edge, ChakraCore.

Scores

EPSS (exploitation in 30 days)

5.8% · top 6.9% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.

Weakness

• Security Feature Bypass

Affected products

• Microsoft · Microsoft Edge

  • affected Windows 10 Version 1703 for 32-bit Systems
  • affected Windows 10 Version 1703 for x64-based Systems
  • affected Windows 10 Version 1709 for 32-bit Systems
  • affected Windows 10 Version 1709 for x64-based Systems
  • affected Windows 10 Version 1803 for 32-bit Systems
  • affected Windows 10 Version 1803 for x64-based Systems

• Microsoft · ChakraCore

  • affected ChakraCore

Affected packages

From reviewed advisories of the GitHub Advisory Database.

• NuGetMicrosoft.ChakraCoreGHSA-wg47-6cqc-q52j (opens in a new tab)

References (3)

• 1041256 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 104626 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8276 (opens in a new tab)x_refsource_CONFIRMx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisory GHSA-wg47-6cqc-q52j (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2018-8276](https://trackcve.app/badge/CVE-2018-8276.svg)](https://trackcve.app/cve/CVE-2018-8276)

Record last updated 5 Aug 2024, 06:46 UTC.