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CVE-2026-32966 — Vulnerability in...

CRITICAL

Apache DolphinScheduler: DataSource API Missing Authorization Check Leads to Arbitrary Data Source Metadata Disclosure

Published June 17, 2026Updated June 18, 2026Source: osv

Summary

DataSource API Missing Authorization Check Leads to Arbitrary Data Source Metadata Disclosure 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.

Advisory Timeline

  • First published June 17, 2026 (117 days ago).
  • Last revised June 18, 2026 — 1 day after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Maven
Update org.apache.dolphinscheduler:dolphinscheduler-api to 3.4.2 or later
<!-- Update pom.xml dependency version to 3.4.2 for org.apache.dolphinscheduler:dolphinscheduler-api -->

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: maven (1).

PackageEcosystemAffectedFixed In
org.apache.dolphinscheduler:dolphinscheduler-api
maven
1.2.0, 1.2.1, 1.3.0, 1.3.1 (+44 more)3.4.2

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-863
    Incorrect AuthorizationMITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2026-32966?
Apache DolphinScheduler: DataSource API Missing Authorization Check Leads to Arbitrary Data Source Metadata Disclosure This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2026-32966?
CVE-2026-32966 affects org.apache.dolphinscheduler:dolphinscheduler-api. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2026-32966 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-r989-cjhx-3v49

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