Authenticated Bypass ACL on Alert Instances in Apache DolphinScheduler <3.4.2
CVE-2026-47340 Published on June 17, 2026
Apache DolphinScheduler: An incorrect authorization vulnerability allows authenticated users to access alert instances associated with alert groups they do not have permission to access.
Allow authenticated users to access alert instances associated with alert groups they do not have permission to access. 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-2026-47340 is exploitable with network access, and requires small amount of user privileges. 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 Information Disclosure Vulnerability?
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CVE-2026-47340 has been classified to as an Information Disclosure vulnerability or weakness.
Products Associated with CVE-2026-47340
Want to know whenever a new CVE is published for Apache DolphinScheduler? stack.watch will email you.
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.