Improper access control in Apache DolphinScheduler - CVE-2026-49050

 

Improper access control in Apache DolphinScheduler - CVE-2026-49050

Published: August 25, 2026


Vulnerability identifier: #VU145236
CSH Severity: Medium
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-49050
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to escalate privileges.

The vulnerability exists due to improper access control in the /access-tokens endpoint when handling access token creation requests. A remote user can mint an admin access token to escalate privileges.


Affected software

Apache DolphinScheduler

How to mitigate CVE-2026-49050

Install security update from vendor's website.

Apache DolphinScheduler - update to 3.4.2

External References

Related Security Bulletins