Why is it called cross site scripting?

Related questions

1. Is cross site scripting dangerous?
2. What threat is presented by an injection attack?
3. What is DOM scripting?
4. What is escaping in XSS?
5. What is XSS Auditor?
6. How can Xss be prevented?
7. What is a reflective cross site scripting attack?
8. How do I get my CSRF token?
9. What are different sources and sinks in DOM XSS?
10. Why is cross site scripting dangerous?

Tags

1. #involves
2. #interactions
3. #cross
4. #goals
5. #achieve
6. #employ
7. #websites
8. #vulnerable
9. #website
10. #between
11. #because
12. #itself
13. #scripting
14. #exploit
15. #though
16. #separate
17. #exploits
18. #cases
19. #called
20. #however
21. #javascript