CVE-2026-19117

Delinea Secret Server FIDO2 credential registration authentication bypass vulnerability

State: Published
Severity: 9.8 Critical
Published: Sep 2, 2026
Updated: Sep 2, 2026
Reserved: Aug 6, 2026

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.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	Delinea

Weaknesses

CWE-290 Authentication bypass by spoofing

Affected Products

Product	Versions
Secret Server (On-Prem)Delinea	10.6.0 through 11.7.61Affected 11.8.0 through 11.8.1Affected 11.9.0 through 11.9.47Affected 12.0.0 through 12.0.22Affected 12.1.0 through 12.1.2Affected

References

https://delinea.com/security-advisoriesvendor-advisory

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