CVE-2026-126387
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Nov 13, 2026
Vendor
unknown
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.