Moodle 2.0.x before 2.0.2 allows remote attackers to obtain sensitive information from a myprofile (aka My profile) block by visiting a user-context page.
http://openwall.com/lists/oss-security/2011/11/14/1
http://moodle.org/mod/forum/discuss.php?d=170010
http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=0ab727fb35e5ae1d8316d96c6752ee9ebec4c185