Multiple PHP remote file inclusion vulnerabilities in TeamCal Pro 3.1.000 and earlier allow remote attackers to execute arbitrary PHP code via a URL in the CONF[app_root] parameter to (1) tcuser.class.php, (2) absencecount.inc.php, (3) avatar.inc.php, (4) csvhandler.class.php, (5) functions.tcpro.php, (6) header.html.inc.php, (7) joomlajack.tcpro.php, (8) menu.inc.php, (9) other.inc.php, (10) tcabsence.class.php, (11) tcabsencegroup.class.php, (12) tcallowance.class.php, (13) tcannouncement.class.php, (14) tcconfig.class.php, (15) tcdaynote.class.php, (16) tcgroup.class.php, (17) tcholiday.class.php, (18) tclogin.class.php, (19) tcmonth.class.php, (20) tctemplate.class.php, (21) tcusergroup.class.php, or (22) tcuseroption.class.php in includes/, possibly a related issue to CVE-2006-4845.