GHSA-5V8V-XVJV-57X7 Keycloak vulnerable to information disclosure via CORS header injection due to unvalidated JWT azp claim

A flaw was found in Keycloak. A remote attacker can exploit a Cross-Origin Resource Sharing CORS header injection vulnerability in Keycloak's User-Managed Access UMA token endpoint. This flaw occurs because the azp claim from a client-supplied JSON Web Token JWT is used to set the...

CVE-2026-37977

A flaw was found in Keycloak. A remote attacker can exploit a Cross-Origin Resource Sharing CORS header injection vulnerability in Keycloak's User-Managed Access UMA token endpoint. This flaw occurs because the azp claim from a client-supplied JSON Web Token JWT is used to set the...

CVE-2026-37977

A flaw was found in Keycloak. A remote attacker can exploit a Cross-Origin Resource Sharing CORS header injection vulnerability in Keycloak's User-Managed Access UMA token endpoint. This flaw occurs because the azp claim from a client-supplied JSON Web Token JWT is used to set the...

Incorrect Behavior Order: Authorization Before Parsing and Canonicalization

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Incorrect Behavior Order: Authorization Before Parsing and Canonicalization via the UMA Policy Resource user...

keycloak: Keycloak: Information Disclosure via improper role enforcement in UMA 2.0 Protection API

A flaw was found in Keycloak. The User-Managed Access UMA 2.0 Protection API endpoint for permission tickets fails to enforce the umaprotection role check. This allows any authenticated user with a token issued for a resource server client, even without the umaprotection role, to enumerate all...

keycloak: Keycloak: UMA policy bypass allows authenticated users to gain unauthorized access to victim-owned resources.

A flaw was found in Keycloak. An authenticated user with the umaprotection role can bypass User-Managed Access UMA policy validation. This allows the attacker to include resource identifiers owned by other users in a policy creation request, even if the URL path specifies an attacker-owned...

Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.2.15 Update

New Red Hat build of Keycloak 26.2.15 packages are available from the Customer Portal Red Hat build of Keycloak 26.2.15 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. Security...

CVE-2026-4636

A flaw was found in Keycloak. An authenticated user with the umaprotection role can bypass User-Managed Access UMA policy validation. This allows the attacker to include resource identifiers owned by other users in a policy creation request, even if the URL path specifies an attacker-owned...

CVE-2026-4636 Keycloak: keycloak: uma policy bypass allows authenticated users to gain unauthorized access to victim-owned resources.

A flaw was found in Keycloak. An authenticated user with the umaprotection role can bypass User-Managed Access UMA policy validation. This allows the attacker to include resource identifiers owned by other users in a policy creation request, even if the URL path specifies an attacker-owned...

Keycloak 安全漏洞

Keycloak is an open-source identity and access management solution developed by Keycloak. There is a security vulnerability in Keycloak. This vulnerability arises from verified users with the UMA protection role being able to bypass UMA policy verification. This could allow attackers to include...

GHSA-Q35R-VVHV-VX5H Keycloak: Missing Role Enforcement on UMA 2.0 Permission Ticket Endpoint Leads to Information Disclosure

A flaw was found in Keycloak. The User-Managed Access UMA 2.0 Protection API endpoint for permission tickets fails to enforce the umaprotection role check. This allows any authenticated user with a token issued for a resource server client, even without the umaprotection role, to enumerate all...

EUVD-2026-16309

A flaw was found in Keycloak. The User-Managed Access UMA 2.0 Protection API endpoint for permission tickets fails to enforce the umaprotection role check. This allows any authenticated user with a token issued for a resource server client, even without the umaprotection role, to enumerate all...

CVE-2026-3190 Keycloak: keycloak: information disclosure via improper role enforcement in uma 2.0 protection api

A flaw was found in Keycloak. The User-Managed Access UMA 2.0 Protection API endpoint for permission tickets fails to enforce the umaprotection role check. This allows any authenticated user with a token issued for a resource server client, even without the umaprotection role, to enumerate all...

CVE-2026-4628

A flaw was found in Keycloak. An improper Access Control vulnerability in Keycloak’s User-Managed Access UMA resourceset endpoint allows attackers with valid credentials to bypass the allowRemoteResourceManagement=false restriction. This occurs due to incomplete enforcement of access control chec...

CVE-2025-14778

A vulnerability in Keycloak’s UMA Protection API (UserManagedPermissionService) allows horizontal privilege escalation when updating or deleting a UMA policy tied to multiple resources. The authorization check currently validates ownership only against the first resource in the policy’s list, ena...

EUVD-2017-17085

Malware in sbrugna...

EUVD-2017-17080

Malware in sbrugna...

EUVD-2017-17082

Malware in sbrugna...

EUVD-2017-17083

Malware in sbrugna...

EUVD-2017-17090

Malware in sbrugna...