| ID |
CVE-2026-109371
|
| Sažetak |
ZITADEL 3.0.0 before 4.18.0 contains a missing authentication vulnerability in the hosted Login V1 UI, where the change-username handler acts on the account bound to a login flow before any factor is verified. Unauthenticated attackers can submit a victim's login name and then post a new username to rename any active human user, including administrators, locking them out. |
| Reference |
|
| CVSS |
| Base: | 8.2 |
| Impact: | 4.2 |
| Exploitability: | 3.9 |
|
| Pristup |
| Vektor | Složenost | Autentikacija |
| NETWORK |
LOW |
NONE |
|
| Impact |
| Povjerljivost | Cjelovitost | Dostupnost |
| NONE |
HIGH |
LOW |
|
| CVSS vektor |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L |
| Zadnje važnije ažuriranje |
12-10-2026 - 17:17 |
| Objavljeno |
12-10-2026 - 17:17 |