# Keycloak 26.5.1 released

DevFeed: [Keycloak 26.5.1 released](<https://devfeed.tech/articles/keycloak-26-5-1-released-31747.md>)

Original publisher: [Read original article](<https://www.keycloak.org/2026/01/keycloak-2651-released>)

Author: Keycloak Team

Published: 2026-01-14T00:00:00Z

Content type: release

Language: en

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

Topics: [Keycloak](<https://devfeed.tech/topics/keycloak.md>), [Security](<https://devfeed.tech/topics/security.md>), [Authentication](<https://devfeed.tech/topics/authentication.md>), [saml](<https://devfeed.tech/topics/saml.md>), [WebAuthn](<https://devfeed.tech/topics/webauthn.md>), [Java](<https://devfeed.tech/topics/java.md>)

Tags: [authentication](<https://devfeed.tech/tags/authentication.md>), [idm](<https://devfeed.tech/tags/idm.md>), [kerberos](<https://devfeed.tech/tags/kerberos.md>), [keycloak](<https://devfeed.tech/tags/keycloak.md>), [keycloak-release](<https://devfeed.tech/tags/keycloak-release.md>), [ldap](<https://devfeed.tech/tags/ldap.md>), [migration-guide](<https://devfeed.tech/tags/migration-guide.md>), [openid-connect](<https://devfeed.tech/tags/openid-connect.md>), [release](<https://devfeed.tech/tags/release.md>), [render](<https://devfeed.tech/tags/render.md>), [saml](<https://devfeed.tech/tags/saml.md>), [security](<https://devfeed.tech/tags/security.md>), [sso](<https://devfeed.tech/tags/sso.md>), [ui](<https://devfeed.tech/tags/ui.md>), [upgrade](<https://devfeed.tech/tags/upgrade.md>)

## AI overview

Keycloak 26.5.1 is a maintenance release containing enhancements and fixes for static-resource and REST response headers, database index performance, realm management, administration UI behavior, authentication, upgrades, SAML responses, organizations, and WebAuthn passkey lists.

## Source excerpt

To download the release go to Keycloak downloads. Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Enhancements #44863 x-robots HTTP header missing for static Keycloak resources, and REST endpoint responses #45009 Performance improvement: Missing indexes on BROKER_LINK table columns #45182 Allow full managing of realms from master realm without global admin role Bugs #43975 Test Framework -> Embedded server -> Maven execution failure: Failed to read script file from: scripts/default-policy.js test-framework #44371 403 Forbidden when assigning realm-management client roles despite FGAP disabled (regression in 26.4.0+) admin/fine-grained-permissions #44417 Security issue with Organization feature exposes and fills the account name automatically in user/password form organizations #44783 Create Realm button is missing when user has create-realm role admin/ui #44860 Admin UI: slow response time listing second user page admin/ui #45003 Bug in JWTClientAuthenticator and JWTClientSecretAuthenticator causes NPE authentication #45093 Enable visibility of Role Mapping tab for users with view-users role admin/ui #45107 Failed upgrade to 26.4.7 - sql generated for manual database upgrade contains invalid statements storage #45116 Realm-level admininistrators can no longer use Admin Console since 26.3.0 (UI fails to render) admin/ui #45185 ExternalLinkTest fails due to missing _adding_context_for_log_messages anchor docs #45226 Failure when decrypting SAML Response since 26.5.0 saml #45239 Upgrade to 26.5.0 failing due to FK_ORG_INVITATION_ORG constraint organizations #45257 Creating IdentityProvider with latest java admin-client may fail against Keycloak server 26.4 or older admin/client-java #45307 UI Bug: WebAuthn passkey list is broken in keycloak v2 theme login/ui