CVE-2026-66087

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

HIGH
8.1
CVSS Score
Published: October 8, 2026 at 08:29 AM UTC
Updated: October 8, 2026 at 09:18 PM UTC
1 product affected across 1 vendorDolphinscheduler

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Severity
HIGH8.1
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

0 ≤ v < 3.4.30

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-863

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