A critical vulnerability in Google Chrome has recently been discovered that allows malicious actors to break out of the browser’s protective sandbox environment, potentially giving attackers access to the underlying operating system. This vulnerability represents a significant security breach in Chrome’s defense mechanisms, as the sandbox is specifically designed to isolate potentially harmful web content from accessing sensitive system resources. The vulnerability stems from a memory corruption issue in Chrome’s V8 JavaScript engine, enabling attackers to execute arbitrary code within the sandboxed environment. Cyber Security News is a Dedicated News Platform For Cyber News, Cyber Attack News, Hacking News & Vulnerability Analysis. SecureLayer7 analysts identified the vulnerability during routine security audits, noting that the exploit chain requires minimal user interaction beyond visiting a malicious webpage. This vulnerability is particularly concerning because it bypasses Chrome’s multi-layered security architecture, which typically prevents web-based attacks from affecting the host system. Their analysis revealed that successful exploitation could lead to complete system compromise, with attackers gaining the ability to install malware, access sensitive data, and establish persistence on affected systems. This code creates a type confusion scenario where the JavaScript engine incorrectly handles object types, allowing attackers to manipulate memory and execute arbitrary code. By exploiting this initial weakness, attackers could then leverage a second flaw in the Inter-Process Communication (IPC) mechanism to escalate privileges and escape the sandbox entirely. Google has assigned a “High” severity rating to the issue, acknowledging its potential for widespread impact given Chrome’s dominant market share of approximately 65% of global browser usage. With years of experience under his belt in Cyber Security, he is covering Cyber Security News, technology and other news. The second stage of the attack exploits a flaw in Chrome’s IPC message handling to escape the sandbox restriction. Tushar is a Cyber security content editor with a passion for creating captivating and informative content.
This Cyber News was published on cybersecuritynews.com. Publication date: Tue, 29 Apr 2025 13:40:10 +0000