If you guys don't know what that is it's XSS, a way of adding code to a webpage. You can really do anything, such as exiting out of the window or stealing cookies and such.
Please fix this. The above link was for testing purposes (and it's a little bit annoying). It can be used dangerously.
I think you'll figure out how this works. The only way I think it runs is through a user's contributions page. Until it's fixed I advise everyone to stay away from links like these (unless i'm the only one that knows about it)Read more >