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CVE-2026-32966— Apache DolphinScheduler: DataSource API Missing Authorization Check Leads to Arbitrary Data Source Metadata Disclosure

Quick assessment

Affected
Apache Software Foundation Apache DolphinScheduler
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache dolphinscheduler是美国Apache基金会开源的一个分布式工作流调度器。 Apache dolphinscheduler存在授权问题漏洞，该漏洞源于DataSource API缺少授权检查，可能导致任意数据源元数据泄露。以下版本受到影响：3.4.2之前版本。

AI Predicted 6.5 Difficulty: Easy EPSS 0.66% · P50

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
Apache Software Foundation Apache DolphinScheduler < 3.4.2 affected
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I. Basic Information for CVE-2026-32966

Vulnerability Information
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Vulnerability Title
Apache DolphinScheduler: DataSource API Missing Authorization Check Leads to Arbitrary Data Source Metadata Disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Apache dolphinscheduler 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache dolphinscheduler是美国Apache基金会开源的一个分布式工作流调度器。 Apache dolphinscheduler存在授权问题漏洞，该漏洞源于DataSource API缺少授权检查，可能导致任意数据源元数据泄露。以下版本受到影响：3.4.2之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache DolphinScheduler 0 ~ 3.4.2 -

II. Public POCs for CVE-2026-32966

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III. Intelligence Information for CVE-2026-32966

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Mailing List Discussions for CVE-2026-32966 (1)

Same Patch Batch · Apache Software Foundation · 2026-06-17 · 7 CVEs total

CVE-2026-49268 Apache Shiro: LDAP DN Injection in DefaultLdapRealm
CVE-2026-47340 Apache DolphinScheduler: An incorrect authorization vulnerability allows authenticated use
CVE-2026-32967 Apache DolphinScheduler: The `/v2` experimental interface lacks permission checks
CVE-2026-42357 Apache DolphinScheduler: Incorrect Authorization vulnerability allows users to access work
CVE-2026-41280 Apache DolphinScheduler: Incorrect Authorization vulnerability allows users with system lo
CVE-2026-50203 Apache Airflow SFTP provider: Path traversal in SFTPHook.retrieve_directory allows local f

IV. Related Vulnerabilities

Same product: Apache DolphinScheduler
Same vendor: Apache Software Foundation
Same weakness: CWE-863

V. Comments for CVE-2026-32966

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