Overview
CVE-2025-8011 is a high severity security vulnerability that was found in Google Chrome’s V8 engine prior to version 138.0.7204.168. This vulnerability, categorized as a Type Confusion, could enable a remote attacker to exploit heap corruption by using a crafted HTML page. The potential ramifications of this vulnerability are severe; they range from system compromise to data leakage. Given the widespread use of Google Chrome worldwide, the discovery of this vulnerability has serious implications, and it is of utmost importance that users understand the nature of this security flaw and how to protect their systems against potential attacks.
Vulnerability Summary
CVE ID: CVE-2025-8011
Severity: High (CVSS: 8.8)
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Impact: System compromise, data leakage
Affected Products
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Product | Affected Versions
Google Chrome | Prior to 138.0.7204.168
How the Exploit Works
The vulnerability, dubbed CVE-2025-8011, is a Type Confusion flaw in the V8 JavaScript rendering engine used in Google Chrome. Type Confusion refers to an error that can occur when a piece of code doesn’t verify the type of object that is passed to it, and it uses the object incorrectly. If a crafted HTML page is created and opened in a vulnerable Chrome browser, the malicious code can cause the V8 engine to create or alter a JavaScript object in memory incorrectly. This misuse can lead to heap corruption, which an attacker can leverage to execute arbitrary code within the context of the affected application, leading to a potential system compromise or data leakage.
Conceptual Example Code
Below is a very simplified and conceptual example of how the vulnerability might be exploited using a malicious HTML page.
<!DOCTYPE html>
<html>
<body>
<script>
// Malicious JavaScript code exploiting the Type Confusion vulnerability
let obj = new ConfusingObject();
obj.misinterpret();
</script>
</body>
</html>In this example, `ConfusingObject` is a hypothetical JavaScript object that has been crafted to exploit the Type Confusion vulnerability in the V8 engine. The `misinterpret` method is called without proper type checking, leading to the potential heap corruption.
To protect your systems against this vulnerability, apply the vendor-provided patches immediately or use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) as temporary mitigation until the patch can be applied.