Answer:
An HTTP Header attack
Step-by-step explanation:
In web applications an HTTP refers to Hypertext Transfer Protocol and an HTTP Header is the value that is displayed in a request or response message, the header has a name and a value separated by a colon.
An HTTP header attack called an header injection is a vulnerability that is present when users' inputs are required for the dynamic generation of HTTP headers. This vulneraility allows several security threats to be carried out, some examples are:
- Malicious site redirection
- Cross-site scripting, and
- Session fixation through the set-cookie header