CVE-2019-11825: Synology Calendar

Medium severity, CVSS 5.4. EPSS: 0.8% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Event Editor in Synology Calendar before 2.3.0-0615 allows remote attackers to inject arbitrary web script or HTML via the title parameter.

Affected products

• Synology Calendar: before 2.3.0-0615 (fixed in 2.3.0-0615)

Published 2019-06-30. Last modified 2026-06-17.