A flaw was found in Keycloak version 8.0.2 and 9.0.0, and was fixed in Keycloak version 9.0.1, where a malicious user registers as oneself. The attacker could then use the remove devices form to post different credential IDs and possibly remove MFA devices for other users.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Keycloak | Redhat | 8.0.2 (including) | 8.0.2 (including) |
| Keycloak | Redhat | 9.0.0 (including) | 9.0.0 (including) |