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CVE-2026-32966

36
FAUCET Score

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.

First published: Jun 17, 2026Last modified: Jun 17, 2026

Impacted Technologies

VendorProductVersion(s)CPE
< 3.4.2CPE matchmatch criteria
cpe:2.3:a:apache:dolphinscheduler:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
31.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 9th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

mavenpatch availablevia ghsa
Product: org.apache.dolphinscheduler:dolphinscheduler-apiFixed in: 3.4.2
apachevendor investigatingvia vendor_rss
View patch

Vendor Advisories (2)

mavenGHSA-r989-cjhx-3v49critical

Apache DolphinScheduler: DataSource API Missing Authorization Check Leads to Arbitrary Data Source Metadata Disclosure

Jun 17, 2026
apacheapache:www.mail-archive.com/[email protected]/msg11259.html

CVE-2026-32966: Apache DolphinScheduler: DataSource API Missing Authorization Check Leads to Arbitrary Data Source Metadata Disclosure

Jun 17, 2026

References

openwall.com / lists/oss-security/2026/06/17/2
Mailing ListThird Party Advisory
lists.apache.org / thread/4f1fojpj26z9y5nd1ko845gcknpn75g2
Mailing ListVendor Advisory