CVE-2026-19117 and is rated Critical severity with a CVSS score of 9.8. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.
What to do next
Remediation and response
Delinea Security Advisories guidance
Vendor revision: Sep 2, 2026
Vendor-listed releases
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
CISA KEVNot listedBased on the latest collected catalog
EPSS0.5%Estimated 30-day exploitation probability
Ransomware useNot markedCISA KEV ransomware field
Threat actors0Source-linked actor relationships
Overview
What is CVE-2026-19117?
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.