3 Videos for XSS 02

In this video, we introduce the XSS 02 challenge from the Essential Badge series. The goal is to create an alert box with your unique identifier by exploiting a cross-site scripting (XSS) vulnerability.

In this video, we explore the exploitation of XSS 02 as part of the Essential Badge. We'll demonstrate how to bypass developer filters to trigger a popup using XSS.

In this video, we conduct a code review for the XSS 02 challenge, focusing on PHP code and its handling of user input. We identify the flaws in the script tag filtering and suggest HTML encoding as a better alternative.