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.
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.
Why this VPI (explainable, experimental)
VPI breakdown
| Impact | 60.00 |
| Exploitation signal(No additional exploitation signal) | ×1.00 |
| VPI | 60.00 |
VPI formula vpi-v1
| Source | CVSS Version | Base Score | Severity | Vector String | Assessment Date |
|---|---|---|---|---|---|
| OSV3rd | 3.1 | 6.3 | MEDIUM | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N | 07/08/2026 |
| NVDNIST | 3.1 | 6.3 |
| CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N |
| 07/01/2026 |
| NVDNIST | 4.0 | 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/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 | 07/01/2026 |