Our friend Nexus from Playhack, launched 
XSSing.com for all things related to XSS, CSRF and web security related topics. A very friendly interface allows you to actively participate in the project and share your web security related 
articles and 
advisories, 
XSS vectors and 
RSS feeds. There is also a 
forum available for web security general discussions, everything about SQL and code injections, CSRF and session infos, XSS and its technical merits and Web 2.0 security.
XSSing is affiliated with XSSed.