Vulnerability-Lookup

GHSA-J7C2-5X6R-G9W8

Vulnerability from github – Published: 2026-07-01 00:34 – Updated: 2026-07-01 00:34

Details

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.

Severity

6.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N

6.0 (Medium)


                  
                    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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-56350"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-285"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-30T23:17:30Z",
    "severity": "MODERATE"
  },
  "details": "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.",
  "id": "GHSA-j7c2-5x6r-g9w8",
  "modified": "2026-07-01T00:34:13Z",
  "published": "2026-07-01T00:34:13Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-vjf3-2gpj-233v"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56350"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/n8n-sso-enforcement-bypass-via-api"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-56350 (GCVE-0-2026-56350)

Vulnerability from cvelistv5 – Published: 2026-06-30 22:08 – Updated: 2026-07-01 15:04

Title

n8n - SSO Enforcement Bypass via API

Summary

Severity

6 (Medium)


                        
                          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

6.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-285 - Improper Authorization

Assigner

VulnCheck

References

2 references

URL	Tags
https://github.com/n8n-io/n8n/security/advisories…	vendor-advisory
https://www.vulncheck.com/advisories/n8n-sso-enfo…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
n8n	n8n	Affected: 0 , < 2.8.0 (semver) Unaffected: 2.8.0 (semver)

Date Public

2026-02-25 00:00

Credits

stanislavfortaisle

Show details on NVD website

JSON

To clipboard

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                    "Technical Impact": "partial"
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-J7C2-5X6R-G9W8

CVE-2026-56350 (GCVE-0-2026-56350)

Tags

Sightings

Nomenclature