Microsoft Edge (Chromium) – Elevation of Privilege to Potential RCE
> The one thing that is unique about the [New Tab Page] in the new Edge is that it's actually an online website<p>> [The New Tab Page] is actually a higher privileged page.<p>This combination sounds risky no matter how you slice it. Amongst other things, your user's browser security now depends on the security of your user facing web site.