CVE-2026-15640: Authentication Bypass via SAML Response Manipulation

Published Sep 15, 2026

Updated

Under certain conditions a valid SAML IdP response may be used to impersonate another Secret Server user.

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade Secret Server to a version that resolves this vulnerability.
Fixed in 12.2.7

Event History

Sep 15, 2026

CVE Published

via MITRE·11:22 PM

Data Sourced

via MITRE·11:22 PM

RemedyDescriptionWeakness

Company

Resources

Contact

SecAlerts Pty Ltd.
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Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

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