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CVE Vulnerability Details :
CVE-2026-56350
PUBLISHED
More InfoOfficial Page
Assigner-VulnCheck
Assigner Org ID-83251b91-4cc7-4094-a5c7-464a1b83ea10
View Known Exploited Vulnerability (KEV) details
Published At-30 Jun, 2026 | 22:08
Updated At-01 Jul, 2026 | 15:04
Rejected At-
▼CVE Numbering Authority (CNA)
n8n - SSO Enforcement Bypass via API

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.

Affected Products
Vendor
n8n
Product
n8n
Default Status
unaffected
Versions
Affected
  • From 0 before 2.8.0 (semver)
Unaffected
  • 2.8.0 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-285Improper Authorization
Type: CWE
CWE ID: CWE-285
Description: Improper Authorization
Metrics
VersionBase scoreBase severityVector
4.06.0MEDIUM
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
3.16.3MEDIUM
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N
Version: 4.0
Base score: 6.0
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Version: 3.1
Base score: 6.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reporter
stanislavfortaisle
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/n8n-io/n8n/security/advisories/GHSA-vjf3-2gpj-233v
vendor-advisory
https://www.vulncheck.com/advisories/n8n-sso-enforcement-bypass-via-api
third-party-advisory
Hyperlink: https://github.com/n8n-io/n8n/security/advisories/GHSA-vjf3-2gpj-233v
Resource:
vendor-advisory
Hyperlink: https://www.vulncheck.com/advisories/n8n-sso-enforcement-bypass-via-api
Resource:
third-party-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found