Directory traversal vulnerability in the trend-data daemon (xymondrrd) in Xymon 4.x before 4.3.12 allows remote attackers to delete arbitrary files via a .. (dot dot) in the host name in a "drophost" command.
Multiple cross-site scripting (XSS) vulnerabilities in the Web UI in Xymon before 4.3.1 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.