CVE-2026-66087
Apache DolphinScheduler: Project Authorization Bypass in the Task instance stop/savepoint Endpoint
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Apache DolphinScheduler: Project Authorization Bypass in the Task instance stop/savepoint Endpoint
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.
- Record
CVE-2026-66087- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
EUVDEUVD-2026-94807
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.
- Record
EUVD-2026-94807- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8x8j-rj29-7qph
An authorization bypass vulnerability in Apache DolphinScheduler allows authenticated users to...
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.
- Record
GHSA-8x8j-rj29-7qph- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-66087- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-66087 is a high vulnerability (CVSS 8.1) in Apache Software Foundation Dolphinscheduler, published October 8, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.28%, the 20th percentile. No source names a fixed version.