A vulnerability was found in Keycloak. The environment option KC_CACHE_EMBEDDED_MTLS_ENABLED does not work and the JGroups replication configuration is always used in plain text which can allow an attacker that has access to adjacent networks related to JGroups to read sensitive information.
| Software | From | Fixed in |
|---|---|---|
org.keycloak / keycloak-quarkus-server
|
25.0.0 | 26.0.6 |