XSS on marketing websites like craigslist. How does this work on a technical level?

I was wondering how this works.
We have a marketing site in Holland where people can sell second hand goods.
Rumor goes that there is a lot of phishing going on there and XSS code is used in the images that are uploaded to the site for mal… Continue reading XSS on marketing websites like craigslist. How does this work on a technical level?