Understanding and Preventing DOM-Based XSS in Modern Web Applications
Introduction Cross-Site Scripting (XSS) remains one of the most prevalent and dangerous vulnerabilities in web applications today. Among the various forms of XSS, DOM-based XSS is particularly elusive and challenging to detect and mitigate. It arises from insecure manipulation of the Document Object Model (DOM) in the browser, allowing attackers to execute arbitrary JavaScript code….