CVE-2012-5624
The XMLHttpRequest object in Qt before 4.8.4 enables http redirection to the file scheme, which allows man-in-the-middle attackers to force the read of arbitrary local files and possibly obtain sensitive information via a file: URL to a QML application.
Date published : 2013-02-24
http://qt.gitorious.org/qt/qt/commit/96311def2466dd44de64d77a1c815b22fbf68f71