What is CVE-2026-32966?

CVE-2026-32966 is a critical-severity vulnerability in Apache Dolphinscheduler, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2026-06-17.

How severe is CVE-2026-32966?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Apache Dolphinscheduler

CVE-2026-32966

DataSource API Missing Authorization Check Leads to Arbitrary Data Source Metadata Disclosure in Apache DolphinScheduler. This issue affects Apache DolphinScheduler: before 3.4.2. Users are recommended to upgrade to version 3.4.2, which…

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apache Dolphinscheduler
Apache Software Foundation Dolphinscheduler — versions 0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-32966?: CVE-2026-32966 is a critical-severity vulnerability in Apache Dolphinscheduler, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2026-06-17.
How severe is CVE-2026-32966?: Critical severity. CVSS v3 base score is 9.8 out of 10.