CVE-2026-56350 n8n - SSO Enforcement Bypass via API
Authenticated SSO users can bypass organizational SSO policies and MFA by disabling enforcement via API to create local password credentials.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-56350?
CVE-2026-56350 is a medium-severity authentication bypass vulnerability in N8n N8n, published on 30 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
n8n before 2.8.0 contains an authentication bypass vulnerability allowing authenticated SSO users to disable SSO enforcement through the API. Attackers can create local password credentials to authenticate directly, bypassing organizational SSO policies and identity-provider-enforced multi-factor authentication.
Weakness: CWE-285
Which versions are affected by CVE-2026-56350?
2 open source packages ship an affected version, including n8n. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
n8n npm | All versions | 2.8.0 |
n8n npm | All versions | 2.8.0 |
Products include N8n N8n.
How do I fix CVE-2026-56350?
Upgrade n8n to 2.8.0 or later.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-56350 being exploited?
There is no known exploitation of CVE-2026-56350 in the wild and no public exploit code.
Other vulnerabilities in N8n N8n
- CVE-2025-68613 n8n Improper Control of Dynamically-Managed Code Resources
- CVE-2026-21877 n8n is vulnerable to Remote Code Execution via Arbitrary File Write
- CVE-2026-21858 n8n Vulnerable to Unauthenticated File Access via Improper Webhook Request Handling
- CVE-2026-1470 n8n Unsafe Workflow Expression Evaluation Allows Remote Code Execution
- CVE-2025-68668 n8n Vulnerable to Arbitrary Command Execution in Pyodide based Python Code Node
Sources
Also known as GHSA-j7c2-5x6r-g9w8, GHSA-vjf3-2gpj-233v.