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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.

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 3.4.2之前版本存在信息泄露漏洞，该漏洞源于访问控制不当，可能导致经过身份验证的攻击者访问其无权限的告警组中的告警实例。

AI Predicted 6.5 Difficulty: Moderate EPSS 0.55% · P44

Possible ATT&CK Techniques 1 AI

T1528 · Steal Application Access Token

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-2026-47340

Vulnerability Information
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Vulnerability Title
Apache DolphinScheduler: An incorrect authorization vulnerability allows authenticated users to access alert instances associated with alert groups they do not have permission to access.
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Apache dolphinscheduler 信息泄露漏洞
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 3.4.2之前版本存在信息泄露漏洞，该漏洞源于访问控制不当，可能导致经过身份验证的攻击者访问其无权限的告警组中的告警实例。
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-2026-47340

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III. Intelligence Information for CVE-2026-47340

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Mailing List Discussions for CVE-2026-47340 (1)

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

CVE-2026-49268 Apache Shiro: LDAP DN Injection in DefaultLdapRealm
CVE-2026-32967 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-2026-32966 Apache DolphinScheduler: DataSource API Missing Authorization Check Leads to Arbitrary Dat
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-200

V. Comments for CVE-2026-47340

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