n8n before 2.46.1 contains an arbitrary file read vulnerability that allows authenticated members to read server files by supplying absolute paths to the Browser Use browser_upload tool. Attackers with a connected remote browser session can have Playwright read files such as instance configuration from the n8n server and retrieve their contents from the page.
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Fri, 13 Nov 2026 09:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | n8n before 2.46.1 contains an arbitrary file read vulnerability that allows authenticated members to read server files by supplying absolute paths to the Browser Use browser_upload tool. Attackers with a connected remote browser session can have Playwright read files such as instance configuration from the n8n server and retrieve their contents from the page. | |
| Title | n8n before 2.46.1 Arbitrary File Read via Browser Use browser_upload Tool | |
| First Time appeared |
N8n
N8n n8n |
|
| Weaknesses | CWE-36 | |
| CPEs | cpe:2.3:a:n8n:n8n:*:*:*:*:*:*:*:* | |
| Vendors & Products |
N8n
N8n n8n |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-11-13T09:35:57.075Z
Reserved: 2026-11-10T21:26:25.841Z
Link: CVE-2026-126387
No data.
Status : Deferred
Published: 2026-11-13T10:17:42.030
Modified: 2026-11-13T10:17:42.163
Link: CVE-2026-126387
No data.
OpenCVE Enrichment
No data.
Weaknesses