CVE-2026-42357: Apache Dolphinscheduler

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

Incorrect Authorization vulnerability allows users to access workflow instance information belonging to projects they do not have permission to access. This issue affects Apache DolphinScheduler versions prior to 3.4.2. Users are recommended to upgrade to version 3.4.2, which fixes this issue.

Affected products

• Apache Dolphinscheduler: before 3.4.2 (fixed in 3.4.2)

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