CVE-2025-5959: 
Google Chrome vulnerability analysis and mitigation

A Type Confusion vulnerability (CVE-2025-5959) was discovered in the V8 engine of Google Chrome prior to version 137.0.7151.103. The vulnerability was reported by Seunghyun Lee as part of TyphoonPWN 2025 on 2025-06-04 and was publicly disclosed on June 10, 2025. This high-severity security flaw affects Chrome browsers across Windows, Mac, and Linux operating systems (Chrome Release, Wiz).

The vulnerability is classified as a Type Confusion issue (CWE-843) in Chrome's V8 JavaScript engine. It has received a CVSS 3.1 Base Score of 8.8 (High), with a vector string of CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H, indicating network vector attack capability with low attack complexity and no privileges required (NVD, Wiz).

The vulnerability allows a remote attacker to execute arbitrary code within the browser's sandbox environment through a specially crafted HTML page. Given the high CVSS score and the potential for arbitrary code execution, this vulnerability poses significant risks to affected systems (NVD).

Google has released version 137.0.7151.103/.104 for Windows, Mac, and version 137.0.7151.103 for Linux to address this vulnerability. Users are strongly advised to update their Chrome browsers to these latest versions. The update is being rolled out over several days/weeks (Chrome Release).