cors header showing null origin

CORS Vulnerability with Null Origin

Reflected origin lab conquered – now, let’s look at when the server side accepts a null origin. Why would a developer ever allow server side to accept a null origin? Sometimes web applications need to use other protocols (file:// for…

burp lab for cors reflected origin vulnerability

CORS Vulnerability with Origin Reflection

It’s time to get back to the labs on PortSwigger Web Security Academy. For this lab, we’re dealing with a CORS vulnerability with Origin reflection. We’re dealing with Same-Origin Policy and Cross-Origin. Here’s a few reference links for additional content:…