Insufficient data validation in dialogs in Google Chrome on OS X prior to 86.0.4240.75 allowed a remote attacker to obtain potentially sensitive information from disk via a crafted HTML page.
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop.html