Apache DolphinScheduler DataSource API Auth Bypass Meta Disclosure <3.4.2
CVE-2026-32966 Published on June 17, 2026
Apache DolphinScheduler: DataSource API Missing Authorization Check Leads to Arbitrary Data Source Metadata Disclosure
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 fixes the issue.
Vulnerability Analysis
CVE-2026-32966 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is an AuthZ Vulnerability?
The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
CVE-2026-32966 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-32966
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Affected Versions
Apache Software Foundation Apache DolphinScheduler:- Before 3.4.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.