Unintended floating-point error accumulation in SwiftShader in Google Chrome prior to 69.0.3497.81 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-7926
https://chromereleases.googleblog.com/2018/09/stable-channel-update-for-desktop.html