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.
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Affected Vendors & Products
Advisories
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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