Inappropriate implementation in V8 in Google Chrome prior to 146
Description
Inappropriate implementation in V8 in Google Chrome prior to 146
AI Analyst Comment
Remediation
Apply vendor security updates immediately. Monitor for exploitation attempts and review access logs.
---METADATA---
VENDOR: Google
PRODUCT: Chrome
AFFECTED_VERSIONS: prior to 146.0.7680.153
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Description Summary:
Google Chrome contains an inappropriate implementation in the V8 JavaScript engine that allows remote code execution via a crafted HTML page.
Executive Summary:
A critical vulnerability in the V8 engine of Google Chrome allows remote attackers to execute arbitrary code within a sandboxed environment.
Vulnerability Details
CVE-ID: CVE-2026-4447
Affected Software: Google Chrome
Affected Versions: prior to 146.0.7680.153
Vulnerability: This is an inappropriate implementation vulnerability in the V8 JavaScript engine. A remote attacker can trigger this flaw by enticing a user to visit a specially crafted HTML page, leading to arbitrary code execution within the browser's sandbox.
Business Impact
With a CVSS score of 8.8, this is a high-severity risk. While the code execution is constrained within the sandbox, such vulnerabilities are frequently leveraged as part of larger attack chains to escape the sandbox, potentially leading to full system compromise or sensitive data theft from the user's local environment.
Remediation Plan
Immediate Action: Update Google Chrome to version 146.0.7680.153 or later to ensure the V8 engine is patched against this implementation flaw.
Proactive Monitoring: Use endpoint security tools to monitor for suspicious browser process behavior or unexpected network connections originating from Chrome instances.
Compensating Controls: Enable browser-based security features such as site isolation and ensure that users are trained to avoid interacting with untrusted or suspicious web content.
Exploitation Status
Public Exploit Available: False
Analyst Notes: As of Jun 11, 2026, there is no public information indicating active exploitation of this vulnerability. However, browser-based vulnerabilities are high-value targets for attackers.
Analyst Recommendation
Given the ubiquity of Google Chrome, this update should be deployed across all workstations immediately. Proactive patching is the most effective defense against the potential for remote code execution and subsequent sandbox escape attempts.