CVE-2026-56350

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.

CVSS v3 6.3 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/n8n-io/n8n/security/advisories/GHSA-vjf3-2gpj-233v	Mitigation Vendor Advisory
https://www.vulncheck.com/advisories/n8n-sso-enforcement-bypass-via-api	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:n8n:n8n:*:*:*:*:*:node.js:*:*

History

02 Jul 2026, 19:38

Type	Values Removed	Values Added
CPE		cpe:2.3:a:n8n:n8n::::::node.js::*
References	~~() https://github.com/n8n-io/n8n/security/advisories/GHSA-vjf3-2gpj-233v -~~	() https://github.com/n8n-io/n8n/security/advisories/GHSA-vjf3-2gpj-233v - Mitigation, Vendor Advisory
References	~~() https://www.vulncheck.com/advisories/n8n-sso-enforcement-bypass-via-api -~~	() https://www.vulncheck.com/advisories/n8n-sso-enforcement-bypass-via-api - Third Party Advisory
First Time		N8n N8n n8n

30 Jun 2026, 23:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-30 23:17

Updated : 2026-07-02 19:38

NVD link : CVE-2026-56350

Mitre link : CVE-2026-56350

CVE.ORG link : CVE-2026-56350

JSON object : View

Products Affected

n8n

n8n

CWE

CWE-285

Improper Authorization

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