CVE-2026-126129: Auth0 ASP.NET Core Authentication SDK vulnerability

Published Nov 10, 2026

Updated

The Auth0 ASP.NET Core Authentication SDK incorrectly determines a session's OIDC Back-Channel Logout status, which may result in a logged-out session being accepted for access to protected endpoints.

Affected Software

1 affected component

Auth0 ASP.NET Core Authentication SDK

Event History

Nov 10, 2026

CVE Published

via MITRE·09:14 PM

Data Sourced

via MITRE·09:14 PM

DescriptionWeakness

Data Sourced

via NVD·10:18 PM

DescriptionWeakness

Company

Resources

Contact

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

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