What type of attack occurs when an attacker uses a web application to send malicious code, generally in the form of a browser side script, to a third party?

What type of attack occurs when an attacker uses a web application to send malicious code, generally in the form of a browser side script, to a third party?

• Protocol manipulation
• Cross-site scripting
• Sniffing
• Spoofing 

 EXPLANATION

A cross-site scripting attack occurs when an attacker uses a web application to send malicious code, generally in the form of a browser side script, to a third party.

SOURCE

https://en.wikipedia.org/wiki/Cross-site_scripting