CVE-2015-4718: ownCloud

High severity, CVSS 9.0. EPSS: 3% chance of exploitation in the next 30 days.

The external SMB storage driver in ownCloud Server before 6.0.8, 7.0.x before 7.0.6, and 8.0.x before 8.0.4 allows remote authenticated users to execute arbitrary SMB commands via a ; (semicolon) character in a file.

Affected products

• ownCloud ownCloud: up to and including 6.0.7
• ownCloud ownCloud Server: version 7.0.0 only; version 7.0.1 only; version 7.0.2 only; version 7.0.3 only; version 7.0.4 only; version 7.0.5 only; …

Published 2015-10-21. Last modified 2026-06-17.