CVE-2026-110846
n8n before 2.41.4 and 2.42.x before 2.42.1 contains a signature bypass in the waiting-webhook…
- Risk score
- 56/100
- CVSS
- 7.0 v4.0
- Exploit chance (30 days)
- 0.5%
- Published
- 14 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- n8n before 2.41.4 and 2.42.x before 2.42.1 contains a signature bypass in the waiting-webhook endpoint, which selects Send-and-Wait validation before normalising an alternate node reference form. Attackers holding an execution's resume token can approve waiting executions meant for others, running downstream actions u…
- Affected
- See advisory
- Fix
- Upgrade the product to 2.41.4, 2.42 or 2.42.1 (whichever matches your release line), or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.0 high
- Remotely exploitable without logging in
References
Original description
n8n before 2.41.4 and 2.42.x before 2.42.1 contains a signature bypass in the waiting-webhook endpoint, which selects Send-and-Wait validation before normalising an alternate node reference form. Attackers holding an execution's resume token can approve waiting executions meant for others, running downstream actions under the workflow owner's credentials, potentially including command execution.
Last activity 14 Oct 2026. Patch Forecast updates every hour.