CVE-2026-106240
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Type Confusion in Google Chrome V8 Engine

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: Chrome

Description
Type confusion in V8 in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

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Meta Information

Published
2026-10-06
Last Modified
2026-10-06
Generated
2026-10-06
AI Q&A
2026-10-06
EPSS Evaluated
N/A
NVD
CVE-2026-106240
EUVD
EUVD-2026-93844

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Google Chrome 155.0.8059.39

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-843 The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

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Executive Summary

This vulnerability is a type confusion issue in V8, the JavaScript engine used by Google Chrome. It allows a remote attacker to execute arbitrary code within the browser's sandbox by tricking a user into visiting a specially crafted HTML page. The sandbox is designed to isolate processes for security, but this flaw bypasses those protections.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 155.0.8059.39. To detect it, check your Chrome version by running chrome://version/ in the browser. If your version is below 155.0.8059.39, the system is vulnerable.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your device, potentially stealing data, installing malware, or taking control of your browser sessions. Since it targets the sandbox, it may evade some security measures, making it particularly dangerous.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR's data protection requirements or HIPAA's safeguards for protected health information. Organizations using vulnerable Chrome versions may face compliance breaches, legal penalties, or reputational damage if exploited.

Mitigation Strategies

Update Google Chrome to version 155.0.8059.39 or later immediately. Disable automatic loading of untrusted HTML pages if possible. Avoid visiting untrusted websites until the update is applied.

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