Unspecified vulnerability in the calendar component in Horde Groupware Webmail Edition before 1.0, and Groupware before 1.0, allows remote attackers to include certain files via unspecified vectors. NOTE: some of these details are obtained from third party information.
https://exchange.xforce.ibmcloud.com/vulnerabilities/31849
http://www.vupen.com/english/advisories/2007/0368
http://www.securityfocus.com/bid/22273