Understanding Cross-Site Scripting: What Web Developers Need to Know

Photo by Sophie Louisnard on Unsplash

On Saturday, March 22nd, 2008, the Epilepsy Foundation’s epilepsy support message board was victim to a cross-site scripting attack [1]. Users were assaulted with flashing images, triggering seizures and migraines [2]. This breaks my heart.

Cross-site Scripting (XSS) remains on OSWAP’s top 10 list and is one of the most common vulnerabilities on…