While testing web applications, you attempt to insert the following test script into the search area on the company’s web site:

<script>alert(‘Testing Testing Testing’)</script>

Later, when you press the search button, a pop up box appears on your screen with the text "Testing Testing Testing". What vulnerability is detected in the web application here?

A.
Cross Site Scripting

B.
Password attacks

C.
A Buffer Overflow

D.
A hybrid attack