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Keycloak REST Services has a WebAuthn Attestation Statement Verification Bypass

🗓️ 27 Feb 2026 09:30:29Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 7 Views

Keycloak REST Services attestation bypass allows registering untrusted authenticators with format none despite direct attestation.

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28 Feb 2026 02:44Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.13.1
EPSS0.00202
SSVC
7