Multiple cross-site request forgery (CSRF) vulnerabilities in phpMyAdmin before 2.9.1-rc1 allow remote attackers to perform unauthorized actions as another user by (1) directly setting a token in the URL though dynamic variable evaluation and (2) unsetting arbitrary variables via the _REQUEST array related to (a) libraries/common.lib.php (b) session.inc.php and (c) url_generating.lib.php. NOTE: the PHP unset function vector is covered by CVE-2006-3017.