Описание
n8n versions before 2.34.1 contain a credential validation bypass in the MCP create_workflow_from_code tool when authentication type is set to an expression. Attackers with a valid MCP Bearer API key and knowledge of a target credential ID can persist unauthorized cross-project credential references on workflows in different projects.
Ссылки
- MitigationVendor Advisory
- Third Party Advisory
Уязвимые конфигурации
Конфигурация 1Версия до 2.33.4 (исключая)
Одно из
cpe:2.3:a:n8n:n8n:*:*:*:*:*:node.js:*:*
cpe:2.3:a:n8n:n8n:2.34.0:*:*:*:*:node.js:*:*
EPSS
Процентиль: 10%
0.00201
Низкий
4.3 Medium
CVSS3
Дефекты
CWE-639
Связанные уязвимости
CVSS3: 4.3
github
около 1 месяца назад
n8n versions before 2.34.1 contain a credential validation bypass in the MCP create_workflow_from_code tool when authentication type is set to an expression. Attackers with a valid MCP Bearer API key and knowledge of a target credential ID can persist unauthorized cross-project credential references on workflows in different projects.
EPSS
Процентиль: 10%
0.00201
Низкий
4.3 Medium
CVSS3
Дефекты
CWE-639