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GHSA-v98v-ff95-f3cp

Опубликовано: 22 дек. 2025
Источник: github
Github: Прошло ревью
CVSS3: 9.9

Описание

n8n Vulnerable to Remote Code Execution via Expression Injection

Impact

n8n contains a critical Remote Code Execution (RCE) vulnerability in its workflow expression evaluation system. Under certain conditions, expressions supplied by authenticated users during workflow configuration may be evaluated in an execution context that is not sufficiently isolated from the underlying runtime.

An authenticated attacker could abuse this behavior to execute arbitrary code with the privileges of the n8n process. Successful exploitation may lead to full compromise of the affected instance, including unauthorized access to sensitive data, modification of workflows, and execution of system-level operations.

Patches

This issue has been fixed in n8n v1.122.0.

Users are strongly advised to upgrade to version 1.122.0 or later, which introduces additional safeguards to restrict expression evaluation.

Workarounds

If upgrading is not immediately possible, administrators should consider the following temporary mitigations:

  • Limit workflow creation and editing permissions to fully trusted users only.
  • Deploy n8n in a hardened environment with restricted operating system privileges and network access to reduce the impact of potential exploitation.

These workarounds do not fully eliminate the risk and should only be used as short-term measures.

Пакеты

Наименование

n8n

npm
Затронутые версииВерсия исправления

>= 0.211.0, < 1.120.4

1.120.4

Наименование

n8n

npm
Затронутые версииВерсия исправления

>= 1.121.0, < 1.121.1

1.121.1

EPSS

Процентиль: 99%
0.73859
Высокий

9.9 Critical

CVSS3

Дефекты

CWE-913

Связанные уязвимости

CVSS3: 9.9
nvd
около 2 месяцев назад

n8n is an open source workflow automation platform. Versions starting with 0.211.0 and prior to 1.120.4, 1.121.1, and 1.122.0 contain a critical Remote Code Execution (RCE) vulnerability in their workflow expression evaluation system. Under certain conditions, expressions supplied by authenticated users during workflow configuration may be evaluated in an execution context that is not sufficiently isolated from the underlying runtime. An authenticated attacker could abuse this behavior to execute arbitrary code with the privileges of the n8n process. Successful exploitation may lead to full compromise of the affected instance, including unauthorized access to sensitive data, modification of workflows, and execution of system-level operations. This issue has been fixed in versions 1.120.4, 1.121.1, and 1.122.0. Users are strongly advised to upgrade to a patched version, which introduces additional safeguards to restrict expression evaluation. If upgrading is not immediately possible, ad

CVSS3: 9.9
fstec
около 2 месяцев назад

Уязвимость платформы для автоматизации рабочих процессов N8n, связанная с недостаточным контролем ресурсов с динамическим управлением, позволяющая нарушителю получить несанкционированный доступ к платформе

EPSS

Процентиль: 99%
0.73859
Высокий

9.9 Critical

CVSS3

Дефекты

CWE-913