CVE-2014-3833: ownCloud

Medium severity, CVSS 4.3. EPSS: 1% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in the (1) Gallery and (2) core components in ownCloud Server before 5.016 and 6.0.x before 6.0.3 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors, possibly related to the print_unescaped function.

Affected products

• ownCloud ownCloud: up to and including 5.0.15
• ownCloud ownCloud Server: version 5.0.0 only; version 5.0.1 only; version 5.0.2 only; version 5.0.3 only; version 5.0.4 only; version 5.0.5 only; …

Published 2014-06-04. Last modified 2026-06-17.