Insufficient policy enforcement in Catalog Service in Google Chrome prior to 64.0.3282.119 allowed a remote attacker to potentially run arbitrary code outside sandbox via a crafted HTML page.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-17818
https://chromereleases.googleblog.com/2018/01/stable-channel-update-for-desktop_24.html