Critical
Low
Medium

CVE-2025-12390

Alias:

Overview

A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As a ...

Critical
Low
Medium
No items found.

Severity / CVSS Score:  (Critical)

CWE:

Discovery date: October 28, 2025

Authentication required: NoneYes

Attack Vector: None

Affected Components

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