Advisories

n8n before 1.123.83 Authorization Bypass via Execute Sub-workflow Inline JSON

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Severity
high
Date
Affecting
  • n8n >= 0, < 1.123.83

CWE
  • CWE-639 Authorization Bypass Through User-Controlled Key
CVSS
7.1
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N
Credit
tr4ce-ju
Description
n8n before 1.123.83 contains an authorization bypass vulnerability that allows authenticated members to spoof workflow identity by supplying a trusted identifier in Execute Sub-workflow inline JSON mode. Attackers can set this identifier to resolve credentials from projects they do not belong to and modify another workflow's static data and error-workflow dispatch.

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