Directory traversal vulnerability in lib/files/view.php in ownCloud before 4.0.15, 4.5.x 4.5.11, and 5.x before 5.0.6 allows remote authenticated users to access arbitrary files via unspecified vectors.

Multiple incomplete blacklist vulnerabilities in (1) import.php and (2) ajax/uploadimport.php in apps/contacts/ in ownCloud before 4.0.13 and 4.5.x before 4.5.8 allow remote authenticated users to execute arbitrary PHP code by uploading a .htaccess file.

Multiple cross-site scripting (XSS) vulnerabilities in ownCloud 4.5.x before 4.5.8 allow remote authenticated users with administrator privileges to inject arbitrary web script or HTML via the (1) quota parameter to /core/settings/ajax/setquota.php, or remote authenticated users with group admin privileges to inject arbitrary web script or HTML via the (2) group field to settings.php or (3) "share with" field.

Multiple cross-site scripting (XSS) vulnerabilities in js/viewer.js in ownCloud before 4.5.12 and 5.x before 5.0.7 allow remote attackers to inject arbitrary web script or HTML via vectors related to shared files.

apps/calendar/ajax/events.php in ownCloud before 4.5.11 and 5.x before 5.0.6 does not properly check the ownership of a calendar, which allows remote authenticated users to download arbitrary calendars via the calendar_id parameter.

Multiple cross-site scripting (XSS) vulnerabilities in ownCloud before 4.0.12 and 4.5.x before 4.5.7 allow remote authenticated administrators to inject arbitrary web script or HTML via the (1) site_name or (2) site_url parameter to apps/external/ajax/setsites.php.

Cross-site scripting (XSS) vulnerability in settings.php in ownCloud before 4.0.12 and 4.5.x before 4.5.7 allows remote administrators to inject arbitrary web script or HTML via the group input field parameter.

Multiple cross-site scripting (XSS) vulnerabilities in ownCloud 4.5.x before 4.5.7 allow remote attackers to inject arbitrary web script or HTML via (1) a crafted iCalendar file to the calendar application, the (2) dir or (3) file parameter to apps/files_pdfviewer/viewer.php, or the (4) mountpoint parameter to /apps/files_external/addMountPoint.php.

SQL injection vulnerability in lib/bookmarks.php in ownCloud Server 4.5.x before 4.5.11 and 5.x before 5.0.6 allows remote authenticated users to execute arbitrary SQL commands via unspecified vectors.

Cross-site scripting (XSS) vulnerability in flashmediaelement.swf in MediaElement.js before 2.11.2, as used in ownCloud Server 5.0.x before 5.0.5 and 4.5.x before 4.5.10, allows remote attackers to inject arbitrary web script or HTML via the file parameter.