CVE-2015-5953: ownCloud

Low severity, CVSS 3.5. EPSS: 0.8% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the activity application in ownCloud Server before 7.0.5 and 8.0.x before 8.0.4 allows remote authenticated users to inject arbitrary web script or HTML via a " (double quote) character in a filename in a shared folder.

Affected products

• ownCloud ownCloud: up to and including 7.0.4
• ownCloud ownCloud Server: version 8.0.0 only; version 8.0.2 only; version 8.0.3 only

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