PHP remote file inclusion vulnerability in DeluxeBB 1.06 allows remote attackers to execute arbitrary code via a URL in the templatefolder parameter to (1) postreply.php, (2) posting.php, (3) and pm/newpm.php in the deluxe/ directory, and (4) postreply.php, (5) posting.php, and (6) pm/newpm.php in the default/ directory.