MajorCritical vulnerability

CVE-2026-66087 (CVSS 8.1)

NVD · officialPublished Oct 8, 2026Risk 37/100EPSS 0.2%

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.

Technical details

CVSS

8.1

AV:NetworkAC:LowPR:LowUI:NoneC:HighI:HighA:None

Evidence and sources

This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.

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