# Keycloak Client Libraries 26.0.12 released

DevFeed: [Keycloak Client Libraries 26.0.12 released](<https://devfeed.tech/articles/keycloak-client-libraries-26-0-12-released-31790.md>)

Original publisher: [Read original article](<https://www.keycloak.org/2026/08/keycloak-client-26012-released>)

Author: Keycloak Team

Published: 2026-08-05T00:00:00Z

Content type: release

Language: en

Sources: [Keycloak Blog](<https://devfeed.tech/sources/keycloak-blog.md>)

Topics: [Keycloak](<https://devfeed.tech/topics/keycloak.md>), [Caching](<https://devfeed.tech/topics/caching.md>), [Security](<https://devfeed.tech/topics/security.md>), [client](<https://devfeed.tech/topics/client.md>), [test](<https://devfeed.tech/topics/test.md>)

Tags: [cache](<https://devfeed.tech/tags/cache.md>), [idm](<https://devfeed.tech/tags/idm.md>), [kerberos](<https://devfeed.tech/tags/kerberos.md>), [keycloak](<https://devfeed.tech/tags/keycloak.md>), [keycloak-client-libraries-release](<https://devfeed.tech/tags/keycloak-client-libraries-release.md>), [ldap](<https://devfeed.tech/tags/ldap.md>), [openid-connect](<https://devfeed.tech/tags/openid-connect.md>), [resolved](<https://devfeed.tech/tags/resolved.md>), [saml](<https://devfeed.tech/tags/saml.md>), [security](<https://devfeed.tech/tags/security.md>), [sso](<https://devfeed.tech/tags/sso.md>), [test](<https://devfeed.tech/tags/test.md>)

## AI overview

Keycloak Client Libraries 26.0.12 was released with security fix #234, which normalizes URIs so mutated URIs share the cache key of their canonical form, and bug fix #231 related to changed authentication resource behavior causing test failures.

## Source excerpt

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #234 Normalize URIs in PathConfigMatcher to ensure mutated URIs share the same cache key as their canonical form client Bugs #231 AuthenticationManagementResource changed behavior causes test failures client