XSSed.com is a site dedicated to archiving publicly disclosed publicly disclosed XSS bugs. The idea is to give Website owners a jump on fixing the bugs on their site with the early-warning alert system. The site relies on submissions for its archive, and also includes XSS vulns from other IT security forums and sources. Security experts say the alert system could help researchers as well as Website owners. The service is frequented by Microsoft, Yahoo, PayPal, and CERTS from all over the globe.”]
Source: https://www.darkreading.com/analytics/-you-ve-got-cross-site-scripting-