SQL injection vulnerability in session.php in DotClear before 1.2.3 allows remote attackers to execute arbitrary SQL commands via the dc_xd parameter in a cookie.
http://www.zone-h.org/advisories/read/id=8485
http://www.vupen.com/english/advisories/2005/2677
http://www.dotclear.net/forum/viewtopic.php?id=13876
http://secunia.com/advisories/17830
http://archives.neohapsis.com/archives/fulldisclosure/2005-11/1052.html