Cross-site scripting (XSS) vulnerability in Cybozu Office 6 and Cybozu Garoon 2.0.0 through 2.1.3 allows remote attackers to inject arbitrary web script or HTML via vectors related to "downloading graphic files from the bulletin board system."
http://www.securityfocus.com/bid/48446
http://secunia.com/advisories/45063
http://jvndb.jvn.jp/jvndb/JVNDB-2011-000045