CVE-2021-21222

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 90.0.4430.85 Microsoft Edge (affected versions not specified)

Description The issue is related to a heap buffer overflow in the V8 JavaScript engine handler, which can be exploited by a remote attacker to execute arbitrary code. This can be achieved by bypassing site isolation via a crafted HTML page, assuming the renderer process has been compromised.

Recommendations For Google Chrome versions prior to 90.0.4430.85, update to version 90.0.4430.85 or later to resolve the issue. For Microsoft Edge, at the moment, there is no information about a newer version that contains a fix for this vulnerability.