CVE-2026-66083

Name of the Vulnerable Software and Affected Versions Apache DolphinScheduler versions prior to 3.4.3

Description The '/datasources/unauth-datasource' endpoint fails to properly enforce authorization for data sources. An authenticated user can call this endpoint to retrieve information about data sources they are not permitted to access, potentially exposing sensitive metadata and data source configurations.

Recommendations Upgrade to version 3.4.3.