CVE-2025-12150
Last modified
CVE-2025-12150 is a low-severity vulnerability rated 3.1/10 on the CVSS scale. A flaw was found in Keycloak’s WebAuthn registration component. This vulnerability allows an attacker to bypass the configured attestation policy and register untrusted or forged authenticators via submission of an attestation object with fmt: "none", even when the realm is configured to require direct attestation. EPSS estimates a 0.20% chance of exploitation in the next 30 days.
Description
A flaw was found in Keycloak’s WebAuthn registration component. This vulnerability allows an attacker to bypass the configured attestation policy and register untrusted or forged authenticators via submission of an attestation object with fmt: "none", even when the realm is configured to require direct attestation. This can lead to weakened authentication integrity and unauthorized authenticator registration.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Build Of Keycloak | < 26.4.4 |
| Redhat | Build Of Keycloak | All versions |
| Redhat | Keycloak | 24.0.2 |
References
- https://access.redhat.com/errata/RHSA-2025:21370Vendor Advisory
- https://access.redhat.com/errata/RHSA-2025:21371Vendor Advisory
- https://access.redhat.com/errata/RHSA-2025:22088Vendor Advisory
- https://access.redhat.com/errata/RHSA-2025:22089Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2025-12150Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2406192Issue Tracking
- https://github.com/keycloak/keycloak/issues/43723Issue Tracking
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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