Session fixation vulnerability in moziloWiki 1.0.1 and earlier allows remote attackers to hijack web sessions by setting the PHPSESSID parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/45528
http://www.securityfocus.com/bid/31493
http://www.majorsecurity.de/index_2.php?major_rls=major_rls56
http://wiki.mozilo.de/index.php?page=Changelog