Keycloak Client Libraries 26.0.13 released

November 12 2026

Upgrading

Before upgrading refer to the migration guide for a complete list of changes.

All resolved issues

Enhancements

• #235 Support for OpenJDK 25 and update automated tests to use it by default client
• #239 Include Jackson 3 modules in the workflow which synces and sends PR client
• #247 Keycloak client needs to be adapted to renamed upstream internal client client

Bugs

• #241 PolicyEvaluationCompositeRoleTest.testCreate is failing client
• #260 AdminClientTest test error: NotAuthorized HTTP 401 Unauthorized client