n8n: Mehrere Schwachstellen
WID-SEC-2026-4192 · first 28.10.2026 · updated 30.10.2026 · CVSS 8,8
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, um Informationen offenzulegen, um Dateien zu manipulieren, um einen SQL-Injection Angriff durchzuführen und um Sicherheitsvorkehrungen 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
- Informationen offenzulegen
- Dateien zu manipulieren
- einen SQL-Injection Angriff durchzuführen
- Sicherheitsvorkehrungen zu umgehen
Am I affected?
Affected according to the BSI:
- n8n n8n
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Install the updates provided by the vendor; details in the sources below.
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- GitHub Security Advisory GHSA-2x68-96jw-5r6c vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-426f-xmcv-g8pg vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-4v22-g448-h4rg vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-9p7v-45m2-wxgj vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-9qx8-fhxv-w794 vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-f2cw-9483-7vcp vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-gx3v-3x3v-f8r5 vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-jmcg-c7p5-q69g vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-mx4r-96jx-v278 vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-prmc-fg87-r4gh vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-pwj5-wwm6-g83j vom 2026-10-27 github.com
- GitHub Security Advisory GHSA-rc3w-8jc8-7x3w vom 2026-10-27 github.com
CVE: CVE-2026-119408
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.