CVE-2013-6403: ownCloud

Medium severity, CVSS 6.8. EPSS: 2.1% chance of exploitation in the next 30 days.

The admin page in ownCloud before 5.0.13 allows remote attackers to bypass intended access restrictions via unspecified vectors, related to MariaDB.

Affected products

• ownCloud ownCloud: up to and including 5.0.12
• 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 2013-12-24. Last modified 2026-06-17.