FriendsOfSymfony/oauth2-php — pull request #53 by arnaud-lb (2014-02-08 14:06:48+00:00)
Title: check for path traversal in redirect_uri

`/../`in a redirect URI allows to redirect to non-allowed URIs: http://homakov.blogspot.fr/2014/02/how-i-hacked-github-again.html

This change checks if the URI contains `/../` or ends with `/..`, and fails validation if it does.