Wikia/app — pull request #3710 by Grunny (2014-05-27 15:51:49+00:00)
Title: (CE-849) Fix XSS vulnerability in UserLogin extension

https://wikia-inc.atlassian.net/browse/CE-849

Returnto value in the user login dropdown and other inputs were vulnerable to XSS in Firefox. This encodes every attribute missing escaping in login and related forms for good measure.