CVE-2026-47340: Apache DolphinScheduler: An incorrect authorization vulnerability allows authenticated users to access alert instances associated with alert groups they do not have permission to access.

Published Jun 17, 2026
·
Updated

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 Software

3 affected componentsFixes available
Apache Dolphinscheduler<3.4.2
Apache Dolphinscheduler<3.4.2
maven/org.apache.dolphinscheduler:dolphinscheduler-api<3.4.2
3.4.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade maven/org.apache.dolphinscheduler:dolphinscheduler-api to a version that resolves this vulnerability.

    Fixed in 3.4.2

Event History

Jun 17, 2026
CVE Published
via MITRE·09:00 AM
Data Sourced
via MITRE·09:00 AM
DescriptionWeakness
Data Sourced
via NVD·01:20 PM
DescriptionSeverityWeaknessAffected Software
Advisory Published
via GitHub·06:35 PM
Data Sourced
via GitHub·06:35 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-47340?

The severity of CVE-2026-47340 is medium with a CVSS score of 6.5.

2

What does CVE-2026-47340 vulnerability involve?

CVE-2026-47340 involves an incorrect authorization vulnerability allowing authenticated users to access alert instances they shouldn't have permission to see.

3

How do I fix CVE-2026-47340?

To fix CVE-2026-47340, it is recommended to upgrade Apache DolphinScheduler to version 3.4.2 or later.

4

Who is affected by CVE-2026-47340?

CVE-2026-47340 affects users of Apache DolphinScheduler versions prior to 3.4.2.

5

What type of vulnerability is CVE-2026-47340 classified as?

CVE-2026-47340 is classified as an information leak vulnerability.

Contact

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