CVE-2025-13224: Google Chrome V8 RCE Vulnerability

CVE-2025-13224 Overview

CVE-2025-13224 is a Type Confusion vulnerability in the V8 JavaScript engine used by Google Chrome. This flaw exists in versions prior to 142.0.7444.175 and allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. The vulnerability has been assigned a High severity rating by Chromium security.

Critical Impact

Remote attackers can exploit this Type Confusion flaw to achieve heap corruption, potentially leading to arbitrary code execution when users visit malicious web pages.

Affected Products

• Google Chrome versions prior to 142.0.7444.175
• Affected across Windows, macOS, and Linux platforms
• All Chromium-based browsers using vulnerable V8 engine versions

Discovery Timeline

• November 17, 2025 - CVE-2025-13224 published to NVD
• November 19, 2025 - Last updated in NVD database

Technical Details for CVE-2025-13224

Vulnerability Analysis

This vulnerability is classified as CWE-843 (Access of Resource Using Incompatible Type), commonly known as Type Confusion. In the context of the V8 JavaScript engine, type confusion occurs when the engine incorrectly handles object types during JavaScript execution, leading to memory corruption scenarios.

The V8 engine performs aggressive optimizations including Just-In-Time (JIT) compilation to improve JavaScript performance. During these optimizations, the engine makes assumptions about object types. When these assumptions are violated through carefully crafted JavaScript code, the engine may access memory using incorrect type information, resulting in heap corruption.

This vulnerability requires user interaction—specifically, a victim must navigate to a malicious HTML page crafted by an attacker. Once exploited, the heap corruption could allow an attacker to gain arbitrary read/write access to memory, potentially leading to remote code execution within the context of the browser process.

Root Cause

The root cause lies in improper type handling within the V8 JavaScript engine's optimization pipeline. When V8 compiles and optimizes JavaScript code, it creates internal representations of objects with expected type information. The vulnerability arises when the engine fails to properly validate or handle cases where an object's actual type differs from the expected type during optimized code execution.

This type confusion can occur in various V8 components including the Turbofan optimizing compiler, object property access handlers, or built-in function implementations. The mismatch between expected and actual types leads to incorrect memory access patterns, causing heap corruption.

Attack Vector

The attack is network-based and requires user interaction. An attacker would need to:

1. Create a malicious HTML page containing specially crafted JavaScript code
2. Lure a victim to visit the malicious page through phishing, malvertising, or compromised websites
3. The crafted JavaScript triggers the type confusion in V8
4. Heap corruption occurs, potentially allowing the attacker to execute arbitrary code

The exploitation mechanism typically involves manipulating JavaScript objects in ways that cause the V8 engine to misinterpret object types during JIT compilation or execution. This can involve forcing type transitions, exploiting inline caching mechanisms, or leveraging speculative optimizations.

Technical details regarding the specific exploitation method can be found in the Chromium Issue Tracker Entry once the vulnerability disclosure period has concluded.

Detection Methods for CVE-2025-13224

Indicators of Compromise

• Unexpected browser crashes or instability when visiting specific websites
• Unusual memory consumption patterns in Chrome or Chromium-based browser processes
• Detection of suspicious JavaScript execution patterns in browser logs
• Anomalous child process spawning from browser processes

Detection Strategies

• Monitor for Chrome versions below 142.0.7444.175 in enterprise environments
• Implement endpoint detection rules for suspicious V8 engine behavior patterns
• Deploy web content filtering to block known malicious domains distributing exploits
• Enable browser crash dump analysis to identify potential exploitation attempts

Monitoring Recommendations

• Conduct regular audits of installed browser versions across endpoints
• Implement SentinelOne's browser protection capabilities to detect heap corruption attempts
• Monitor network traffic for connections to newly registered or suspicious domains
• Enable enhanced logging for browser processes to capture potential exploitation artifacts

How to Mitigate CVE-2025-13224

Immediate Actions Required

• Update Google Chrome to version 142.0.7444.175 or later immediately
• Enable automatic updates to ensure timely security patches are applied
• Consider using browser isolation technologies for high-risk browsing scenarios
• Implement network-level protections to filter potentially malicious web content
• Educate users about the risks of visiting untrusted websites

Patch Information

Google has released a security update addressing this vulnerability in Chrome version 142.0.7444.175. The patch is available through Chrome's automatic update mechanism and can also be downloaded directly from Google.

For detailed information about this security update, refer to the Google Chrome Desktop Update release notes.

Organizations using Chromium-based browsers should verify with their vendors regarding the availability of patches incorporating the V8 fix.

Workarounds

• Enable Chrome's Site Isolation feature (chrome://flags/#enable-site-per-process) if not already active
• Restrict JavaScript execution on untrusted sites using browser extensions or enterprise policies
• Consider using a sandboxed or isolated browsing environment for accessing untrusted content
• Implement strict Content Security Policies at the organizational level

# Verify Chrome version from command line
google-chrome --version

# For enterprise environments, use policy to enforce minimum version
# Windows Registry path for Chrome policies:
# HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Chrome

# Linux policy file location:
# /etc/opt/chrome/policies/managed/