CVE-2025-68697
published 2025-12-26CVE-2025-68697: n8n is an open source workflow automation platform. Prior to version 2.0.0, in self-hosted n8n instances where the Code node runs in legacy (non-task-runner)…
PriorityP433medium5.4CVSS 3.1
AVNACLPRLUINSUCLILAN
EPSS
0.24%
15.2th percentile
n8n is an open source workflow automation platform. Prior to version 2.0.0, in self-hosted n8n instances where the Code node runs in legacy (non-task-runner) JavaScript execution mode, authenticated users with workflow editing access can invoke internal helper functions from within the Code node. This allows a workflow editor to perform actions on the n8n host with the same privileges as the n8n process, including: reading files from the host filesystem (subject to any file-access restrictions configured on the instance and OS/container permissions), and writing files to the host filesystem (subject to the same restrictions). This issue has been patched in version 2.0.0. Workarounds for this issue involve limiting file operations by setting N8N_RESTRICT_FILE_ACCESS_TO to a dedicated directory (e.g., ~/.n8n-files) and ensure it contains no sensitive data, keeping N8N_BLOCK_FILE_ACCESS_TO_N8N_FILES=true (default) to block access to .n8n and user-defined config files, and disabling high-risk nodes (including the Code node) using NODES_EXCLUDE if workflow editors are not fully trusted.
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| n8n-io | n8n | < 2.0.0 | 2.0.0 |
| n8n | n8n | < 2.0.0 | 2.0.0 |
| n8n | n8n | >= 1.2.1 < 2.0.0 | 2.0.0 |
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GHSA
Self-hosted n8n has Legacy Code node that enables arbitrary file read/write
ghsa·2025-12-26
CVE-2025-68697 [HIGH] CWE-269 Self-hosted n8n has Legacy Code node that enables arbitrary file read/write
Self-hosted n8n has Legacy Code node that enables arbitrary file read/write
### Impact
In self-hosted n8n instances where the Code node runs in legacy (non-task-runner) JavaScript execution mode, authenticated users with workflow editing access can invoke internal helper functions from within the Code node.
This allows a workflow editor to perform actions on the n8n host with the same privileges as the n8n process, including:
- Reading files from the host filesystem (subject to any file-access restrictions configured on the instance and OS/container permissions)
- Writing files to the host filesystem (subject to the same restrictions)
Starting with n8n version 1.2.1, access to files in the n8n home directory (`.n8n`) is blocked by default. However, this does not restrict access to oth
OSV
Self-hosted n8n has Legacy Code node that enables arbitrary file read/write
osv·2025-12-26
CVE-2025-68697 [HIGH] Self-hosted n8n has Legacy Code node that enables arbitrary file read/write
Self-hosted n8n has Legacy Code node that enables arbitrary file read/write
### Impact
In self-hosted n8n instances where the Code node runs in legacy (non-task-runner) JavaScript execution mode, authenticated users with workflow editing access can invoke internal helper functions from within the Code node.
This allows a workflow editor to perform actions on the n8n host with the same privileges as the n8n process, including:
- Reading files from the host filesystem (subject to any file-access restrictions configured on the instance and OS/container permissions)
- Writing files to the host filesystem (subject to the same restrictions)
Starting with n8n version 1.2.1, access to files in the n8n home directory (`.n8n`) is blocked by default. However, this does not restrict access to oth
No detection rules found.
No public exploits indexed.
2025-12-26
Published