Zero-day exploitation details not revealed
https://www.bleepingcomputer.com/news/security/google-pushes-emergency-chrome-update-to-fix-zero-day-used-in-attacks/
Google has released Chrome 96.0.4664.110 for Windows, Mac, and Linux, to address a high-severity zero-day vulnerability exploited in the wild.
"Google is aware of reports that an exploit for CVE-2021-4102 exists in the wild," the browser vendor said in today's security advisory.