Google is aware that an exploit for CVE-2021-37973 exists in the wild.
According to the blog post from Google, it is Chrome’s 11th zero-day exploit patched this year. Reportedly, this flaw affects Linux, Windows, and macOS users. A flaw is classified as zero-day if hackers manage to exploit it before the vendor can release a fix, making it dangerous than other security flaws.
Please update your Chromium-based browsers, including Edge, Brave etc.