CVE-2026-19117

Delinea Secret Server FIDO2 credential registration authentication bypass vulnerability

Published Sep 2, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

Upgrade to secret server version 12.2.7 or later, or upgrade to one of the following hotfixes: 12.1.3, 12.0.23, 11.9.48, 11.8.2, or 11.7.62. Customers on versions prior to 11.7 should upgrade to a supported version to address this vulnerability

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Delinea
Delinea secret Server
Vendors & Products Delinea
Delinea secret Server
Type Values Removed Values Added
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.
Title Delinea Secret Server FIDO2 credential registration authentication bypass vulnerability
Weaknesses CWE-290
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Delinea
Published
Updated
Sep 2, 2026, 6:32 PM
Reserved
Aug 6, 2026, 2:39 PM
Status
Deferred
Published
Sep 2, 2026, 7:17 PM
Modified
Sep 3, 2026, 4:41 PM