PHP remote file inclusion vulnerability in WebCalendar before 1.0.1 allows remote attackers to execute arbitrary PHP code when opening settings.php, possibly via send_reminders.php or other scripts.
https://exchange.xforce.ibmcloud.com/vulnerabilities/22136
http://www.vupen.com/english/advisories/2005/1513
http://www.securityfocus.com/bid/14651
http://www.debian.org/security/2005/dsa-799
http://sourceforge.net/project/shownotes.php?release_id=350336
http://securitytracker.com/id?1014849