What would happen if some random webpage made an Ajax request for http://127.0.0.1/private.txt?

I run a localhost-only webserver (PHP’s built-in one) for all my admin panels and whatnot on my machine. I’m worried that, if any random webpage has a JavaScript snippet which makes an Ajax call to http://127.0.0.1/private.tx… Continue reading What would happen if some random webpage made an Ajax request for http://127.0.0.1/private.txt?