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CVE-2018-8298 — Vulnerability in Microsoft.ChakraCore — CVE Details

HIGH
Actively Exploited

ChakraCore RCE Vulnerability

Published May 13, 2022Updated October 22, 2025Source: osv

What Should I Do?

Patch Immediately

This vulnerability is confirmed under active exploitation (CISA KEV). Patch within 24-48 hours if possible.

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 affects ChakraCore. This CVE ID is unique from CVE-2018-8242, CVE-2018-8283, CVE-2018-8287, CVE-2018-8288, CVE-2018-8291, CVE-2018-8296.

Advisory Timeline

  • First published May 13, 2022 (1613 days ago).
  • Last revised October 22, 2025 — 1259 days after initial publication.
  • Added to CISA's Known Exploited Vulnerabilities catalog 71 days before publication.

Remediation

Upgrade to the fixed version using your package manager.

NuGet
Update Microsoft.ChakraCore to 1.10.1 or later
dotnet add package Microsoft.ChakraCore --version 1.10.1

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: nuget (1).

PackageEcosystemAffectedFixed In
Microsoft.ChakraCore
nuget
1.10.0, 1.2.0, 1.2.1, 1.2.2 (+30 more)1.10.1

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 7.5 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H

References

Frequently Asked Questions

What is CVE-2018-8298?
ChakraCore RCE Vulnerability This vulnerability has been assigned a severity rating of HIGH (CVSS score: 7.5/10).
How do I check if my project is affected by CVE-2018-8298?
CVE-2018-8298 affects Microsoft.ChakraCore. This vulnerability is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, meaning it is being actively exploited in the wild. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2018-8298 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
7.5

High exploitability or significant impact. Prioritize remediation within days.

Known Exploited Vulnerability

This vulnerability is in CISA's Known Exploited Vulnerabilities (KEV) catalog, indicating active exploitation in the wild.

Added to KEV catalog: March 3, 2022

Remediation deadline: March 17, 2022

Also Known As

GHSA-wgw2-wwq8-c7wf

Related CVEs

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