Race conditions are a common type of vulnerability closely related to business logic flaws. They occur when websites process requests concurrently without adequate safeguards. This can lead to ...

Web cache deception is a vulnerability that enables an attacker to trick a web cache into storing sensitive, dynamic content. It's caused by discrepancies between how the cache server and origin ...

This learning path teaches you how to test APIs that aren't fully used by the website front-end. You'll learn key API recon skills to help you discover more attack surface. In addition, you'll learn ...

Application responses may depend systematically on the presence or absence of the Referer header in requests. This behavior does not necessarily constitute a security vulnerability, and you should ...

HTTP requests sometimes contain SQL syntax. If this is incorporated into a SQL query and executed by the server, then the application is almost certainly vulnerable to SQL injection. When SQL-like ...