CVE-2026-110853
n8n before 1.123.83 contains an authorization bypass vulnerability that allows authenticated…
- Risk score
- 45/100
- CVSS
- 7.1 v4.0
- Exploit chance (30 days)
- 0.2%
- Published
- 14 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- n8n before 1.123.83 contains an authorization bypass vulnerability that allows authenticated members to spoof workflow identity by supplying a trusted identifier in Execute Sub-workflow inline JSON mode. Attackers can set this identifier to resolve credentials from projects they do not belong to and modify another wor…
- Affected
- See advisory
- Fix
- Upgrade the product to 1.123.83 or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.1 high
References
Original description
n8n before 1.123.83 contains an authorization bypass vulnerability that allows authenticated members to spoof workflow identity by supplying a trusted identifier in Execute Sub-workflow inline JSON mode. Attackers can set this identifier to resolve credentials from projects they do not belong to and modify another workflow's static data and error-workflow dispatch.
Last activity 14 Oct 2026. Patch Forecast updates every hour.