CVE-2026-18215 Keycloak-services: keycloak-services: microsoft external access-token exchange bypasses configured tenant

Keycloak provides a way to let users log in using Microsoft accounts while restricting access to a specific organization tenant. A flaw was discovered where this restriction is ignored when using the token exchange feature. This means an attacker with a valid Microsoft token from a completely...

July 19, 2022—KB5015879 (OS Build 20348.859) Preview

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CVE-2013-6428

The ReST API in OpenStack Orchestration API Heat before Havana 2013.2.1 and Icehouse before icehouse-2 allows remote authenticated users to bypass the tenant scoping restrictions via a modified tenantid in the request path...