Attack surface of extension pages

In the previous article we discussed extension privileges. And as we know from another article, extension pages are the extension context with full access to these privileges. So if someone were to attack a browser extension, attempting Remote Code Execution (RCE) in an extension page would be the obvious thing to do.

In this article we’ll make some changes to the example extension to make such an attack against it feasible. But don’t be mistaken: rendering our extension …

attack attack surface extension