CVE-2025-5063
Google Chrome vulnerability analysis and mitigation

Overview

CVE-2025-5063 is a high-severity use-after-free vulnerability discovered in the Compositing component of Google Chrome. The flaw was reported by an anonymous researcher on April 18, 2025, and affects versions prior to 137.0.7151.55. This security issue allows remote attackers to potentially exploit heap corruption through specially crafted HTML pages (Chrome Release, CVE Details).

Technical details

The vulnerability is classified as a use-after-free bug specifically affecting the Compositing component in Google Chrome. The issue allows remote attackers to potentially exploit heap corruption via a crafted HTML page, indicating memory management issues in the browser's compositing process. Google has assigned this vulnerability a 'High' severity rating in their internal security assessment (Chrome Release).

Impact

The vulnerability could allow remote attackers to exploit heap corruption through specially crafted HTML pages, potentially leading to arbitrary code execution or system compromise. As a high-severity issue affecting the browser's compositing component, successful exploitation could have significant security implications for affected users (CVE Details).

Mitigation and workarounds

Google has addressed this vulnerability in Chrome version 137.0.7151.55 for Windows, Mac, and Linux platforms. Users are strongly advised to update to this version or later to mitigate the risk. The fix is being rolled out over the coming days/weeks (Chrome Release).

Additional resources


SourceThis report was generated using AI

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