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CVE-2026-19117

CRITICAL CVSS 9.8 View on NVD ↗

Description

Under specific conditions, an attacker can register an attacker-controlled FIDO2 credential against a target account and then authenticate as that user. This issue affects on-premises deployments only.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: Sep 02, 2026 19:17 UTC Modified: Sep 03, 2026 16:41 UTC