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Vulnerabilities

Vulnerability · CVE-2026-21894

n8n is an open source workflow automation platform.

Published Jan 8, 2026 · catalog updated Jan 8, 2026 · n8n is an open

Last checked Nov 1, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-21894. EPSS is 0.47%. Act only if a listed version of n8n is an open is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (n8n is an open).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.47%
Remediation
Version ranges on file
Affected products
vendor n8n-io n8n 0.150.0, < 2.2.2

n8n is an open source workflow automation platform. In versions from 0.150.0 to before 2.2.2, an authentication bypass vulnerability in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates and stores a Stripe webhook signing secret when registering the webhook endpoint, but incoming webhook requests were not verified against this secret. As a result, any HTTP client that knows the webhook URL could send a POST request containing a matching event type, causing the workflow to execute as if a legitimate St

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor n8n-io n8n 0.150.0, < 2.2.20.150.0, < 2.2.2

How to fix CVE-2026-21894

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-21894. EPSS is 0.47%. Act only if a listed version of n8n is an open is installed.

Which versions are affected?

Compare what you have installed with n8n-io n8n 0.150.0, < 2.2.2 0.150.0, < 2.2.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.47%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 8, 2026 · EUVD

    Detected

    n8n is an open source workflow automation platform. In versions from 0.150.0 to before 2.2.2, an authentication bypass vulnerability in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates and stores a Stripe webhook signing secret when registering the webhook endpoint, but incoming webhook requests were not

  2. Jan 8, 2026 · EUVD

    Updated

    n8n is an open source workflow automation platform. In versions from 0.150.0 to before 2.2.2, an authentication bypass vulnerability in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates and stores a Stripe webhook signing secret when registering the webhook endpoint, but incoming webhook requests were not

Sources

  • CVE.orgVulnerability recordCVE-2026-21894

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-21894

    30-day exploitation probability 0.47%

    first.org
  • EUVDVulnerability recordEUVD-2026-1185

    n8n is an open source workflow automation platform. In versions from 0.150.0 to before 2.2.2, an authentication bypass vulnerability in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates

    euvd.enisa.europa.eu
  • urlscan.ioThreat intelligenceCVE-2026-21894
    urlscan.io

References

Freshness

Last verified in this catalog Oct 31, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • urlscan.ioNov 1, 2026
  • FIRST EPSSOct 31, 2026
  • CVE.orgOct 31, 2026
  • EUVDOct 30, 2026