Threat landscape
critical exploited

n8n: Mehrere Schwachstellen

WID-SEC-2026-0040 · first 08.01.2026 · updated 12.03.2026 · CVSS 10,0

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What it is about

n8n ist ein Workflow-Automatisierungstool, mit dem verschiedene Anwendungen und Dienste miteinander verbunden werden können, um Aufgaben zu automatisieren. Ein Angreifer kann mehrere Schwachstellen in n8n ausnutzen, um beliebigen Programmcode auszuführen, vertrauliche Informationen offenzulegen und Sicherheitsmaßnahmen zu umgehen.

Under what conditions?

The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.

What can happen in the worst case

An attacker could use the vulnerability to

  • beliebigen Programmcode auszuführen
  • vertrauliche Informationen offenzulegen
  • Sicherheitsmaßnahmen zu umgehen

Am I affected?

Affected according to the BSI:

  • n8n n8n <1.121.0
  • n8n n8n <2.2.2
  • n8n n8n <1.20.4

The installed version is usually shown under “Help → About” or in the device’s admin interface.

What helps?

Update to at least:

  • n8n n8n 1.121.0
  • n8n n8n 2.2.2
  • n8n n8n 1.20.4

Is the vulnerability already being exploited?

  • CVE-2025-68613: exploited in the wild according to CISA, in the catalogue since 11.03.2026.

Information and sources

CVE: CVE-2026-21858, CVE-2026-21894, CVE-2025-68613

Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.

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