CVE-2017-9339: ownCloud

Medium severity, CVSS 5.3. EPSS: 1% chance of exploitation in the next 30 days.

A logical error in ownCloud Server before 10.0.2 caused disclosure of valid share tokens for public calendars. Thus granting an attacker potentially access to publicly shared calendars without knowing the share token.

Affected products

• ownCloud ownCloud: before 10.0.2 (fixed in 10.0.2)

Published 2017-07-17. Last modified 2026-06-17.