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Keycloak

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Keycloak Security v26.7.4

26.7.4

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #52834 [CVE-2026-90997] Default MySQL/MariaDB row counts make stateless replay gates accept reused artifacts #52835 [CVE-2026-79651] Keycloak Unauthenticated Denial of Service via Unbounded Locale Caching #52836 [CVE-2026-74909] Incomplete fix: percent-encoded semicolon bypass…

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Keycloak Security

nightly

Fix role inheritance display to show direct and inherited instances s… …eparately When a role is assigned both directly to a user and indirectly via group membership (possibly multiple groups), the role mapping UI now correctly displays it with both inherited=false (direct assignment) and inherited=true (group inheritance). Inherited role instances are deduplicated when a role comes from multiple…

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Keycloak Security v26.7.3

26.7.3

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #50785 CVE-2026-35563: LDAP client implementation in version 2.1.7 does not verify if the server certificate matches the intended LDAP hostname ldap #50997 [CVE-2026-16093] Required signed-JWT assertion policy can be bypassed with unsigned assertion headers oidc #50998 [CVE-20…

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Keycloak Security v26.7.2

26.7.2

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #49570 CVE-2026-45292 OpenTelemetry Java SDK has Unbounded Memory Allocation in W3C Baggage Propagation dependencies #50616 [CVE-2026-14613] Keycloak 26.6.3 Fine-Grained Admin Permissions Bypass via Role Groups Endpoint admin/fine-grained-permissions #50955 [CVE-2026-59888 and…

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Keycloak Security v26.7.1

26.7.1

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #49429 [CVE-2026-9793] JWE request object bypasses requestObjectSignatureAlg enforcement oidc #50445 [CVE-2026-4629] Privilege escalation via hardcoded role mapper injection in manage-clients admin/api #50569 [CVE-2026-14209] Keycloak Admin UI Extension `brute-force-user` User…

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Keycloak Security v26.7.0

26.7.0

Highlights This release features new capabilities for users and administrators of Keycloak. The highlights of this release are: Automate user provisioning with the SCIM API (preview) Simplified multi-cluster high availability without external caches (preview) Enhanced reverse proxy guides with blueprints for HAProxy and Traefik Step-up authentication for SAML clients Read on to learn more about ea…

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Keycloak Security v26.6.4

26.6.4

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #50344 CVE-2026-9099 Keycloak: group-admin escalation to realm-admin #50345 CVE-2026-9083 Keycloak: keycloak: information disclosure through arbitrary filesystem path probing #50347 CVE-2026-9086 Keycloak: keycloak: cross-site scripting (xss) via case-insensitive uri validatio…

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Keycloak Security v26.6.3

26.6.3

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #47707 CVE-2026-4800 lodash vulnerable to Code Injection via `_.template` imports key names account/ui #47935 [CVE-2026-4874] Server-Side Request Forgery via OIDC token endpoint manipulation oidc #48036 [CVE-2026-37977] CORS Access-Control-Allow-Origin reflected from unverifie…

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Keycloak Security v26.6.2

26.6.2

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #47485 CVE-2026-33871 HTTP/2 CONTINUATION Frame Flood Denial of Service #47486 CVE-2026-33870 RFC violation: HTTP Request Smuggling primitive via Chunked Extension Quoted-String Parsing #47932 [CVE-2026-4628] Improper Access Control on Keycloak Server through UMA resource mana…

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Keycloak Security v26.6.1

26.6.1

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #47276 CVE-2026-4366 Blind Server-Side Request Forgery (SSRF) via HTTP Redirect Handling core #47619 CVE-2026-4633 Keycloak user enumeration via identity-first login core Enhancements #47839 Update CloudNativePG to 1.29 #47909 Database data at rest encryption Bugs #47435 Auror…

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Keycloak Security v26.6.0

26.6.0

Highlights This release features new capabilities for users and administrators of Keycloak. The highlights of this release are: JWT Authorization Grant, enabling external-to-internal token exchange using externally signed JWT assertions. Federated client authentication, eliminating the need to manage individual client secrets in Keycloak. Workflows, enabling administrators to automate realm admini…

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Keycloak Security v26.5.7

26.5.7

Upgrading Before upgrading refer to the migration guide for a complete list of changes. All resolved issues Security fixes #45493 CVE-2025-14083 keycloak-server: Keycloak: Improper Access Control in Admin REST API leads to information disclosure admin/api #45569 CVE-2026-1002 - io.vertx/vertx-core: static handler component cache can be manipulated to deny the access to static files #47069 CVE-2026…