CVE-2026-47340: Apache Dolphinscheduler

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Allow authenticated users to access alert instances associated with alert groups they do not have permission to access. in Apache DolphinScheduler. This issue affects Apache DolphinScheduler: before 3.4.2. Users are recommended to upgrade to version 3.4.2, which fixes the issue.

Affected products

• Apache Dolphinscheduler: before 3.4.2 (fixed in 3.4.2)

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