Home/CVE/A security feature bypass vulnerability exists in the Microsoft Chakra scripting engine that allows Control Flow Guard (
CVE

CVE-2018-8276

A security feature bypass vulnerability exists in the Microsoft Chakra scripting engine that allows Control Flow Guard (

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.

MEDIUM · CVSS 6.5 EPSS 0.15827
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 5% of all CVEs by exploitation likelihood
Sigma rules0 YARA rules0
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Affected Products & Versions

1
microsoft edgeall versions
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Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
NuGet Microsoft.ChakraCore MODERATE fixed in 1.10.1
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Scoring & Timeline

6.5
MEDIUM · CVSS v3.0 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Jul 2018 · 12:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
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Vendor Advisories

1
msrcCVE-2018-8276Security Feature Bypass
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/104626Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041256Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8276PatchVendor Advisory
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