Chapter 17. Web Application Security Vulnerabilities

In this chapter, you will learn about the most prevalent security vulnerabilities present in web applications today. We begin with a general introduction to the top two most prevalent types of web application security vulnerabilities, and then we address each in turn by providing practical background information and hands-on practice opportunities to discover and exploit the vulnerabilities. This chapter serves as a template that you can use to explore other common web application security vulnerabilities. The topics are presented as follows:

• Overview of top web application security vulnerabilities

• SQL injection vulnerabilities

• Cross-site scripting vulnerabilities