CVE-2020-16017

CRITICAL KEV

Google Chrome < 86.0.4240.198 - Use After Free

Title source: rule

Description

Use after free in site isolation in Google Chrome prior to 86.0.4240.198 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

References (3)

[Release Notes, Vendor Advisory] https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_11.html

[Permissions Required, Vendor Advisory] https://crbug.com/1146709

[US Government Resource] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-16017

Scores

CVSS v3 9.6

EPSS 0.2142

EPSS Percentile 95.7%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Details

CISA KEV 2021-11-03

VulnCheck KEV 2020-11-07

InTheWild.io 2020-11-07

ENISA EUVD EUVD-2020-1456

CWE

CWE-416

Status published

Products (5)

google/chrome < 86.0.4240.198

nuget/CefSharp.Common 0 - 86.0.241NuGet

nuget/CefSharp.WinForms 0 - 86.0.241NuGet

nuget/CefSharp.Wpf 0 - 86.0.241NuGet

nuget/CefSharp.Wpf.HwndHost 0 - 86.0.241NuGet

Published Jan 08, 2021

KEV Added Nov 03, 2021

Tracked Since Feb 18, 2026