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...

Keycloak -- multiple vulnerabilities

The Keycloak Team reports: CVE-2026-9793: JWE request object bypasses requestObjectSignatureAlg enforcement CVE-2026-4629: Privilege escalation via hardcoded role mapper injection in manage-clients CVE-2026-14209: Keycloak Admin UI Extension brute-force-user User Disclosure via search=id: under...

CVE-2026-18569

A flaw was found in the backchannel logout endpoint of the keycloak-services component, which is part of the Red Hat Build of Keycloak. This component handles authentication and session management for applications. The issue occurs when an OIDC identity provider is configured to skip signature...

EUVD-2026-52575

A flaw was found in the backchannel logout endpoint of the keycloak-services component, which is part of the Red Hat Build of Keycloak. This component handles authentication and session management for applications. The issue occurs when an OIDC identity provider is configured to skip signature...

CVE-2026-18569

The vulnerability CVE-2026-18569 affects the Red Hat Build of Keycloak, specifically the keycloak-services component’s backchannel logout endpoint. The root cause is when an OIDC identity provider is configured to skip signature validation, causing the system to accept logout requests with no cry...

CVE-2026-18569 Keycloak-services: keycloak-services: oidc backchannel logout accepts unsigned forged logout tokens

A flaw was found in the backchannel logout endpoint of the keycloak-services component, which is part of the Red Hat Build of Keycloak. This component handles authentication and session management for applications. The issue occurs when an OIDC identity provider is configured to skip signature...

CVE-2026-18569

A flaw was found in the backchannel logout endpoint of the keycloak-services component, which is part of the Red Hat Build of Keycloak. This component handles authentication and session management for applications. The issue occurs when an OIDC identity provider is configured to skip signature...

CVE-2026-18569 Keycloak-services: keycloak-services: oidc backchannel logout accepts unsigned forged logout tokens

A flaw was found in the backchannel logout endpoint of the keycloak-services component, which is part of the Red Hat Build of Keycloak. This component handles authentication and session management for applications. The issue occurs when an OIDC identity provider is configured to skip signature...

CVE-2026-18569

A flaw was found in the backchannel logout endpoint of the keycloak-services component, which is part of the Red Hat Build of Keycloak. This component handles authentication and session management for applications. The issue occurs when an OIDC identity provider is configured to skip signature...

CVE-2026-18569: Improper Verification of Cryptographic Signature

A flaw was found in the backchannel logout endpoint of the keycloak-services component, which is part of the Red Hat Build of Keycloak. This component handles authentication and session management for applications. The issue occurs when an OIDC identity provider is configured to skip signature...

PT-2026-67641

Name of the Vulnerable Software and Affected Versions Red Hat Build of Keycloak affected versions not specified Description A flaw exists in the backchannel logout endpoint of the keycloak-services component, which manages authentication and session management. When an OpenID Connect OIDC identit...

com.ascentstream.pulsar:bouncy-castle-bcfips (>=3.0.16.0, <=4.0.11.0), com.ascentstream.pulsar:pulsar-package-bookkeeper-storage (>=3.0.18.0, <=4.0.11.0) +20 more potentially affected by CVE-2026-58059 via org.bouncycastle:bc-fips (>=2.0.0, <=2.0.1)

org.bouncycastle:bc-fips MAVEN version =2.0.0, =3.0.16.0, =3.0.18.0, =9.0.0, =4.0.7.1, =4.0.7.1, =3.0.15, =3.0.17, =3.22.0, =26.0.0, =3.0.0-beta1, =3.0.0-beta1, =3.0.0 and more Source cves: CVE-2026-58059 Source advisory: SNYK:JAVA-ORGBOUNCYCASTLE-18518056...

com.ascentstream.pulsar:bouncy-castle-bcfips (>=3.0.16.0, <=4.0.11.0), com.itextpdf:bouncy-castle-fips-adapter (>=9.0.0, <=9.5.0) +10 more potentially affected by CVE-2026-59647 via org.bouncycastle:bcpkix-fips (>=2.0.7, <=2.0.11)

org.bouncycastle:bcpkix-fips MAVEN version =2.0.7, =3.0.16.0, =9.0.0, =4.0.7.1, =4.0.7.1, =3.0.15, =26.0.0, =3.0.0-beta1, =3.0.0-beta1, =3.0.0-beta1, =3.0.0-beta1, =3.0.0 Source cves: CVE-2026-59647 Source advisory: SNYK:JAVA-ORGBOUNCYCASTLE-18513020...

com.srcclr:srcclr-maven-plugin (>=3.1.23, <=3.1.25), org.apache.camel.quarkus:camel-quarkus-opensearch (3.24.0) +20 more potentially affected by CVE-2026-59646 via org.bouncycastle:bctls-fips (>=1.0.9, <=1.0.19)

org.bouncycastle:bctls-fips MAVEN version =1.0.9, =3.1.23, =19.0.0, =14.6.5.3, =4.4.12, =4.4.12, =4.4.12, =4.4.12, =4.4.12, =4.6.4, =4.4.12, =4.4.12, =4.4.12, =4.4.12, =4.9.4 and more Source cves: CVE-2026-59646 Source advisory: SNYK:JAVA-ORGBOUNCYCASTLE-18512890...

org.apache.camel.springboot:camel-opensearch-starter (4.12.0), org.apache.camel:camel-opensearch (4.12.0) +11 more potentially affected by CVE-2026-59638 via org.bouncycastle:bctls-fips (2.0.19)

org.bouncycastle:bctls-fips MAVEN version 2.0.19 is affected by a known vulnerability. The following packages have a transitive dependency on org.bouncycastle:bctls-fips and may be impacted: - org.apache.camel.springboot:camel-opensearch-starter 4.12.0 - org.apache.camel:camel-opensearch 4.12.0 -...

com.srcclr:srcclr-maven-plugin (>=3.1.23, <=3.1.25), org.apache.camel.quarkus:camel-quarkus-opensearch (3.24.0) +20 more potentially affected by CVE-2026-59638 via org.bouncycastle:bctls-fips (>=1.0.9, <=1.0.19)

org.bouncycastle:bctls-fips MAVEN version =1.0.9, =3.1.23, =19.0.0, =14.6.5.3, =4.4.12, =4.4.12, =4.4.12, =4.4.12, =4.4.12, =4.6.4, =4.4.12, =4.4.12, =4.4.12, =4.4.12, =4.9.4 and more Source cves: CVE-2026-59638 Source advisory: MEND:CVE-2026-59638...

org.apache.camel.springboot:camel-opensearch-starter (4.12.0), org.apache.camel:camel-opensearch (4.12.0) +11 more potentially affected by CVE-2026-59646 via org.bouncycastle:bctls-fips (2.0.19)

org.bouncycastle:bctls-fips MAVEN version 2.0.19 is affected by a known vulnerability. The following packages have a transitive dependency on org.bouncycastle:bctls-fips and may be impacted: - org.apache.camel.springboot:camel-opensearch-starter 4.12.0 - org.apache.camel:camel-opensearch 4.12.0 -...

com.ascentstream.pulsar:bouncy-castle-bcfips (>=3.0.16.0, <=4.0.11.0), com.itextpdf:bouncy-castle-fips-adapter (>=9.0.0, <=9.5.0) +10 more potentially affected by CVE-2026-59647 via org.bouncycastle:bcpkix-fips (>=2.0.7, <=2.0.11)

org.bouncycastle:bcpkix-fips MAVEN version =2.0.7, =3.0.16.0, =9.0.0, =4.0.7.1, =4.0.7.1, =3.0.15, =26.0.0, =3.0.0-beta1, =3.0.0-beta1, =3.0.0-beta1, =3.0.0-beta1, =3.0.0 Source cves: CVE-2026-59647 Source advisory: MEND:CVE-2026-59647...

CVE-2026-18571

A flaw was found in the user creation component of Keycloak when Fine-Grained Admin Permissions V2 FGAP V2 is enabled. This issue allows a sub-administrator with permission to create users to add those users to any group, even groups the sub-administrator is not authorized to manage. This could...

CVE-2026-18572

Keycloak provides authorization services that allow administrators to restrict access to resources based on time policies for example, only allowing access during business hours. A flaw was discovered where a user can include a fake time value in their authorization request that overrides the...