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CVE-2026-71898— Apache DolphinScheduler: Improper Authorization Allows Project Read-Only Users to Execute Workflows and Tamper with Workflow Definitions

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.

An incorrect authorization check in Apache DolphinScheduler allows an authenticated user with only read permission for a project to modify a workflow instance in that project through the PUT /projects/{projectCode}/workflow-instances/{id} endpoint. The endpoin

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I. Basic Information for CVE-2026-71898

Vulnerability Information

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Vulnerability Title
Apache DolphinScheduler: Improper Authorization Allows Project Read-Only Users to Execute Workflows and Tamper with Workflow Definitions
Source: CVE Program / CVE List V5
Vulnerability Description
An incorrect authorization check in Apache DolphinScheduler allows an authenticated user with only read permission for a project to modify a workflow instance in that project through the PUT /projects/{projectCode}/workflow-instances/{id} endpoint. The endpoint does not enforce the write permission required for this operation, allowing the user to make unauthorized changes to workflow instances. This issue affects Apache DolphinScheduler: before 3.4.3. Users are recommended to upgrade to version 3.4.3, 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

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache DolphinScheduler 0 ~ 3.4.3 -

II. Public POCs for CVE-2026-71898

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III. Intelligence Information for CVE-2026-71898

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Other References for CVE-2026-71898 (1)

Same Patch Batch · Apache Software Foundation · 2026-09-29 · 18 CVEs total

CVE-2026-102495 Apache XMLSchema: Denial of service through unbounded recursion when resolving schema impo
CVE-2026-91012 Apache Karaf: Path Traversal in Config Service Allows Manager-to-Admin Privilege Escalatio
CVE-2026-91048 Apache Karaf: Missing authorization on the jdbc:* shell command scope allows privilege esc
CVE-2026-91085 Apache Karaf: config:install missing ACL entry allows privilege escalation to admin
CVE-2026-92142 Apache Karaf: Authorization bypass in JMX MBean lifecycle operations
CVE-2026-81914 Apache Airflow Google provider: Google Drive query injection via unescaped file and folder
CVE-2026-81862 Apache Airflow Teradata provider: Teradata transfer operators embed cloud storage credenti
CVE-2026-81930 Apache Airflow Snowflake provider: Unvalidated account field redirects SQL API bearer toke
CVE-2026-86843 Apache Airflow Teradata provider: SQL injection via unvalidated Dag Params in the compute-
CVE-2026-71897 Apache DolphinScheduler: Allows unauthorized workflow operations through batch-copy and ba
CVE-2026-102496 Apache XMLSchema: Denial of service through deeply nested schema structures
CVE-2026-102497 Apache XMLSchema: Denial of service through cyclic schema definitions in the schema walker
CVE-2026-66083 Apache DolphinScheduler: Unauthorized Disclosure of Data Source Information via /datasourc
CVE-2026-82804 Apache DolphinScheduler: Command Injection in the Alert Script Plugin
CVE-2026-81569 Apache DolphinScheduler: Improper Authorization in Sub-Workflow Tasks Allows Unauthorized
CVE-2026-78214 Apache DolphinScheduler: Actuator Endpoint Authentication Bypass via Percent-Encoded Paths
CVE-2026-71899 Apache DolphinScheduler: Missing Authorization in query-dynamic-sub-workflows API Leads to

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-71898

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