CVE-2026-66087

UNKNOWN 0.0

Apache DolphinScheduler: Project Authorization Bypass in the Task instance stop/savepoint Endpoint

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

An authorization bypass vulnerability in Apache DolphinScheduler allows authenticated users to operate task instance in projects they are not authorized to access through the * /dolphinscheduler/projects/{projectCode}/task-instances/{taskInstanceId}/stop * /dolphinscheduler/projects/{projectCode}/task-instances/{taskInstanceId}/savepoint This issue affects Apache DolphinScheduler: before 3.4.3. Users are recommended to upgrade to version 3.4.3, which fixes the issue.

CWE	CWE-863
Vendor	apache software foundation
Product	apache dolphinscheduler
Published	Oct 8, 2026
Last Updated	Oct 8, 2026

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Affected Versions

Apache Software Foundation / Apache DolphinScheduler

0 < 3.4.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

lists.apache.org: https://lists.apache.org/thread.html/pghhb42sbyv5dhx6clcj4hllxnh7c0dn openwall.com: http://www.openwall.com/lists/oss-security/2026/10/08/3

Credits

Meng Qingwei h1ei1 meifukun yansong Omar Mousa — Red Team & Security Researcher