CVE-2026-16102

A flaw was found in the Dynamic Client Registration DCR component of Keycloak, an identity and access management solution. The default DCR policy fails to properly validate the claim path for User Property mappers, allowing them to write values to sensitive internal claim locations. An attacker...

CVE-2026-15572

CVE-2026-15572 (Keycloak) affects Keycloak’s Dynamic Client Registration (DCR) policy management. The bug is in the "Allowed Protocol Mapper Types" policy: during a client update, if the mapper’s configuration doesn’t change, re-validation of the mapper type is skipped, enabling an attacker with ...

EUVD-2026-53398

A flaw was found in Keycloak's Dynamic Client Registration DCR security policy management. The "Allowed Protocol Mapper Types" policy, which restricts which types of data mappers a client can use, fails to re-validate the mapper type during a client update if the mapper's configuration remains...

CVE-2026-15572 Keycloak-services: keycloak-services: dcr protocol mapper type-swap policy bypass allows privilege escalation

A flaw was found in Keycloak's Dynamic Client Registration DCR security policy management. The "Allowed Protocol Mapper Types" policy, which restricts which types of data mappers a client can use, fails to re-validate the mapper type during a client update if the mapper's configuration remains...

CVE-2026-15572

A flaw was found in Keycloak's Dynamic Client Registration DCR security policy management. The "Allowed Protocol Mapper Types" policy, which restricts which types of data mappers a client can use, fails to re-validate the mapper type during a client update if the mapper's configuration remains...

CVE-2026-15572

A flaw was found in Keycloak's Dynamic Client Registration DCR security policy management. The "Allowed Protocol Mapper Types" policy, which restricts which types of data mappers a client can use, fails to re-validate the mapper type during a client update if the mapper's configuration remains...

CVE-2026-16102

Keycloak-DCR: The default Dynamic Client Registration policy allows forging roles via User Property mappers due to insufficient claim-path validation. This enables a standard-user with a limited Initial Access Token to write to sensitive internal claim locations, forging administrative roles in t...

CVE-2026-16102 Keycloak-services: keycloak-services: default dcr policy allows role forgery via user property mappers

A flaw was found in the Dynamic Client Registration DCR component of Keycloak, an identity and access management solution. The default DCR policy fails to properly validate the claim path for User Property mappers, allowing them to write values to sensitive internal claim locations. An attacker...

EUVD-2026-53382

A flaw was found in the Dynamic Client Registration DCR component of Keycloak, an identity and access management solution. The default DCR policy fails to properly validate the claim path for User Property mappers, allowing them to write values to sensitive internal claim locations. An attacker...

CVE-2026-16102

A flaw was found in the Dynamic Client Registration DCR component of Keycloak, an identity and access management solution. The default DCR policy fails to properly validate the claim path for User Property mappers, allowing them to write values to sensitive internal claim locations. An attacker...

CVE-2026-16102 Keycloak-services: keycloak-services: default dcr policy allows role forgery via user property mappers

A flaw was found in the Dynamic Client Registration DCR component of Keycloak, an identity and access management solution. The default DCR policy fails to properly validate the claim path for User Property mappers, allowing them to write values to sensitive internal claim locations. An attacker...

CVE-2026-16102

A flaw was found in the Dynamic Client Registration DCR component of Keycloak, an identity and access management solution. The default DCR policy fails to properly validate the claim path for User Property mappers, allowing them to write values to sensitive internal claim locations. An attacker...

CVE-2026-15572

A flaw was found in Keycloak's Dynamic Client Registration DCR security policy management. The "Allowed Protocol Mapper Types" policy, which restricts which types of data mappers a client can use, fails to re-validate the mapper type during a client update if the mapper's configuration remains...

Access of Resource Using Incompatible Type ('Type Confusion')

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 Access of Resource Using Incompatible Type 'Type Confusion' in ProtocolMappersClientRegistrationPolicy via th...

Authorization Bypass Through User-Controlled Key

Overview org.keycloak:keycloak-core is an open source identity and access management solution. Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key validation in the user property mapper handling for ClientRegistrationAuth and related DCR token...

Authorization Bypass Through User-Controlled Key

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 Authorization Bypass Through User-Controlled Key validation in the user property mapper handling for...

PT-2026-68178

Name of the Vulnerable Software and Affected Versions Keycloak affected versions not specified Description A flaw exists in the Dynamic Client Registration DCR component of Keycloak. The default DCR policy does not properly validate the claim path for User Property mappers, which enables the...

CVE-2026-15572: Access of Resource Using Incompatible Type

A flaw was found in Keycloak's Dynamic Client Registration DCR security policy management. The "Allowed Protocol Mapper Types" policy, which restricts which types of data mappers a client can use, fails to re-validate the mapper type during a client update if the mapper's configuration remains...

CVE-2026-16102: Incorrect Behavior Order: Authorization Before Parsing and Canonicalization

A flaw was found in the Dynamic Client Registration DCR component of Keycloak, an identity and access management solution. The default DCR policy fails to properly validate the claim path for User Property mappers, allowing them to write values to sensitive internal claim locations. An attacker...

PT-2026-68181

Name of the Vulnerable Software and Affected Versions Keycloak affected versions not specified Description A flaw exists in the Dynamic Client Registration DCR security policy management. The Allowed Protocol Mapper Types policy, designed to restrict the types of data mappers a client can utilize...