An authorization vulnerability in Apache DolphinScheduler allows authenticated users to obtain information about data sources they are not authorized to access through the /unauth-datasource and /authed-datasource endpoints.



These endpoints fail to enforce the required data source access controls and return sensitive connection information, including data source passwords. As a result, an authenticated user without permission to access a data source can retrieve its connection details and credentials.



Successful exploitation exposes sensitive data source information and may enable unauthorized access to the underlying databases using the disclosed credentials.



This issue affects Apache DolphinScheduler: before 3.4.3.



Users are recommended to upgrade to version 3.4.3, which fixes the issue.

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History

Thu, 08 Oct 2026 10:30:00 +0000

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References

Thu, 08 Oct 2026 09:00:00 +0000

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Description An authorization vulnerability in Apache DolphinScheduler allows authenticated users to obtain information about data sources they are not authorized to access through the /unauth-datasource and /authed-datasource endpoints. These endpoints fail to enforce the required data source access controls and return sensitive connection information, including data source passwords. As a result, an authenticated user without permission to access a data source can retrieve its connection details and credentials. Successful exploitation exposes sensitive data source information and may enable unauthorized access to the underlying databases using the disclosed credentials. This issue affects Apache DolphinScheduler: before 3.4.3. Users are recommended to upgrade to version 3.4.3, which fixes the issue.
Title Apache DolphinScheduler: Missing Authorization Checks Allow Disclosure of Data Source Information and Passwords
Weaknesses CWE-863
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-10-08T09:16:31.119Z

Reserved: 2026-08-05T01:34:31.088Z

Link: CVE-2026-71183

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-08T09:16:42.037

Modified: 2026-10-08T10:17:10.247

Link: CVE-2026-71183

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-08T11:00:13Z

Weaknesses