n8n before 1.123.85, 2.43.5, and 2.44.1 contains an authorization bypass vulnerability in Chat Hub that allows chat-only users to register restricted tool types. Users with the global:chatUser role can add and run tools through chat to execute sandboxed code, access permitted files, and use instance workflows, Data Tables, and agents.
Metrics
Affected Vendors & Products
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Wed, 28 Oct 2026 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | n8n before 1.123.85, 2.43.5, and 2.44.1 contains an authorization bypass vulnerability in Chat Hub that allows chat-only users to register restricted tool types. Users with the global:chatUser role can add and run tools through chat to execute sandboxed code, access permitted files, and use instance workflows, Data Tables, and agents. | |
| Title | n8n before 1.123.85, 2.43.5, and 2.44.1 Chat Hub Authorization Bypass | |
| First Time appeared |
N8n
N8n n8n |
|
| Weaknesses | CWE-863 | |
| CPEs | cpe:2.3:a:n8n:n8n:*:*:*:*:*:*:*:* | |
| Vendors & Products |
N8n
N8n n8n |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
Sign in to view the affected projects.
Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-10-28T18:59:39.419Z
Reserved: 2026-10-28T17:24:54.846Z
Link: CVE-2026-118640
No data.
Status : Deferred
Published: 2026-10-28T19:17:31.707
Modified: 2026-10-28T19:17:31.840
Link: CVE-2026-118640
No data.
OpenCVE Enrichment
Updated: 2026-10-28T20:45:15Z
Weaknesses