CVE 2015-3011

Multiple cross-site scripting (XSS) vulnerabilities in the contacts application in ownCloud Server Community Edition before 5.0.19, 6.x before 6.0.7, and 7.x before 7.0.5 allow remote authenticated users to inject arbitrary web script or HTML via a crafted contact.

See the CVE page on Mitre.org for more details.