Cross-site scripting (XSS) is a code injection attack that allows an attacker to execute malicious JavaScript in another user’s browser. Inside Hacks: The attacker does not directly target his victim.

Please select a challenge number and attempt to inject a JavaScript alert. ",""," "],"stylingDirectives":null,"csv":null,"csvError":null,"dependabotInfo ...

You want to make it do something useful, like steal cookies. Cookie stealing is when you insert a script into the page so that everyone that views the modified page inadvertently sends you their ...