CVE-2022-26884 Apache DolphinScheduler exposes files without authentication

What is CVE-2022-26884?

CVE-2022-26884 is a medium-severity path traversal vulnerability in Apache DolphinScheduler, published on 28 Oct 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Users can read any files by log server, Apache DolphinScheduler users should upgrade to version 2.0.6 or higher.

Weakness: CWE-22

Which versions are affected by CVE-2022-26884?

2 open source packages ship an affected version, including org.apache.dolphinscheduler:dolphinscheduler. It affects 1 product.

Products include Apache Dolphinscheduler.

How do I fix CVE-2022-26884?

Upgrade org.apache.dolphinscheduler:dolphinscheduler to 2.0.6 or later.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-26884 being exploited?

There is no known exploitation of CVE-2022-26884 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Apache DolphinScheduler

• CVE-2024-43166 Apache DolphinScheduler Incorrect Default Permissions Vulnerability Critical 9.8
• CVE-2024-43202 Apache DolphinScheduler: Remote Code Execution Vulnerability Critical 9.8
• CVE-2023-49109 Remote Code Execution in Apache Dolphinscheduler Critical 9.8
• CVE-2022-45875 Apache DolphinScheduler: Remote command execution Vulnerability in script alert plugin Critical 9.8
• CVE-2022-45462 Apache DolphinScheduler prior to 2.0.5 have command execution vulnerability Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-vpgf-fgm8-gxr2.