CVE-2020-16014: 
Node.js vulnerability analysis and mitigation

Use after free in PPAPI (Pepper Plugin API) in Google Chrome prior to version 87.0.4280.66 was discovered. This vulnerability, identified as CVE-2020-16014, was reported by Rong Jian and Leecraso of 360 Alpha Lab on November 7, 2020. The vulnerability affects Google Chrome browsers and other Chromium-based browsers like Microsoft Edge (Chrome Release, NVD).

The vulnerability is classified as a Use-After-Free (UAF) issue in the PPAPI component of Chrome. It has been assigned a CVSS v3.1 base score of 9.6 (CRITICAL) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H. The vulnerability is tracked under CWE-416 (Use After Free) classification (NVD).

If successfully exploited, this vulnerability could allow a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. This could lead to arbitrary code execution outside the browser's sandbox environment (NVD).

The vulnerability requires user interaction and can be exploited through a crafted HTML page. An attacker would need to first compromise the renderer process before being able to exploit this vulnerability to escape the sandbox (NVD).

The vulnerability was fixed in Google Chrome version 87.0.4280.66 for Windows and Linux, and 87.0.4280.67 for Mac. Users are advised to update their Chrome browsers to these versions or later to mitigate this vulnerability (Chrome Release).