# CVE-2026-71897: Apache DolphinScheduler improper authorization check in batch endpoints

Source: https://junglewise.ai/threats/cve-2026-71897-an-improper-authorization-check-in-apache-dolphinscheduler-allows  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-29. Updated: 2026-09-29  
License: CC BY 4.0 with a link back

CVE-2026-71897 · Severity: medium · CVSS 4.3 · Published 2026-09-29

Apache DolphinScheduler is a workflow orchestration platform used to schedule and manage data pipelines. An authenticated user can bypass authorization controls to copy or move workflows from projects they are not permitted to access, potentially exposing or stealing workflow logic and data configurations from other teams.

Technologies: [Apache DolphinScheduler](https://junglewise.ai/threats/technologies/apache-dolphinscheduler-1). Vendors: [Apache](https://junglewise.ai/threats/vendors/apache).

## Quick answers

**Is CVE-2026-71897 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-71897 being exploited in the wild.

**How severe is CVE-2026-71897?** Medium severity, with a CVSS score of 4.3, published 29 September 2026.

**Which products and versions are affected?** Apache DolphinScheduler before 3.4.3.

**Is there a fix for CVE-2026-71897?** A patch was published on 2026-09-29: Fix available in version 3.4.3 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-71897 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2026-71897?** Check whether you run Apache DolphinScheduler at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An improper authorization check in the batch-copy and batch-move API endpoints allows authenticated users to operate on workflows in unauthorized projects. The vulnerability requires authentication but does not enforce project-level access controls on these specific endpoints, allowing privilege escalation within the system. A fix is available in version 3.4.3.

## Affected products

- Apache DolphinScheduler before 3.4.3

## Timeline

- 2026-09-29: disclosed
- 2026-09-29: patched: Fix available in version 3.4.3

## References

- [https://repo.maven.apache.org/maven2](https://repo.maven.apache.org/maven2)
- [https://lists.apache.org/thread.html/ksnowtbpd9t4mbtvvq2c9777j42784dv](https://lists.apache.org/thread.html/ksnowtbpd9t4mbtvvq2c9777j42784dv)

## Related threats

- [Apache DolphinScheduler improper authorization in sub-workflow tasks](https://junglewise.ai/threats/cve-2026-81569-an-improper-authorization-vulnerability-exists-in-the-handling-of)
- [Apache DolphinScheduler authentication bypass in Actuator endpoints](https://junglewise.ai/threats/cve-2026-78214-an-authentication-bypass-vulnerability-exists-in-the-protection)
- [Apache DolphinScheduler authorization bypass in query-dynamic-sub-workflows API](https://junglewise.ai/threats/cve-2026-71899-a-missing-authorization-vulnerability-exists-in-the-query-dynamic)
- [Apache DolphinScheduler authorization check bypass](https://junglewise.ai/threats/cve-2026-71898-an-incorrect-authorization-check-in-apache-dolphinscheduler)
- [Apache DolphinScheduler shell injection in Alert Script plugin](https://junglewise.ai/threats/cve-2026-82804-the-scriptpath-parameter-is-incorporated-into-a-bin-sh-c-command)