GHSA-P3V8-FM5P-V84H Keycloak has an Improper Verification of Cryptographic Signature issue

A flaw was found in Keycloak. When a JSON Web Encryption JWE encrypted request object is submitted, Keycloak may incorrectly process unsigned claims if the decrypted content is raw JSON, bypassing the configured signature policy. This allows a remote attacker to submit unauthorized claims, leadin...

CVE-2026-9793

A flaw was found in Keycloak. When a JSON Web Encryption JWE encrypted request object is submitted, Keycloak may incorrectly process unsigned claims if the decrypted content is raw JSON, bypassing the configured signature policy. This allows a remote attacker to submit unauthorized claims, leadin...

CVE-2026-9792

A flaw was found in Keycloak's Client Policies, specifically within the org.keycloak.protocol.oidc component. When certain condition providers client-type, client-roles, client-attributes, client-scopes are used to enforce security restrictions, the reject-ropc-grant executor is silently bypassed...

CVE-2026-9791

A flaw was found in Keycloak. An authenticated user with existing organization membership can exploit this flaw by accessing user-facing APIs, such as the account API or by requesting an OpenID Connect OIDC token with the 'organization' scope. This allows organization metadata to be disclosed in...

CVE-2026-9792

A flaw was found in Keycloak's Client Policies, specifically within the org.keycloak.protocol.oidc component. When certain condition providers client-type, client-roles, client-attributes, client-scopes are used to enforce security restrictions, the reject-ropc-grant executor is silently bypassed...

CVE-2026-9792

CVE-2026-9792 – Keycloak Client Policies bypass of ROPC block : A flaw in Keycloak’s Client Policies (org.keycloak.protocol.oidc) allows an unauthenticated attacker to obtain tokens via ROPC grants even when a policy blocks them. The issue occurs when certain condition providers (client-type, cli...

CVE-2026-9793

A flaw was found in Keycloak. When a JSON Web Encryption JWE encrypted request object is submitted, Keycloak may incorrectly process unsigned claims if the decrypted content is raw JSON, bypassing the configured signature policy. This allows a remote attacker to submit unauthorized claims, leadin...

CVE-2026-9793

Keycloak vulnerability CVE-2026-9793: when a JSON Web Encryption (JWE) encrypted request object is submitted, Keycloak may incorrectly process unsigned claims if the decrypted content is raw JSON, bypassing the configured signature policy. This can lead to unauthorized claims and data integrity c...

CVE-2026-9793 Keycloak: keycloak: security policy bypass in jwe-encrypted request object processing

A flaw was found in Keycloak. When a JSON Web Encryption JWE encrypted request object is submitted, Keycloak may incorrectly process unsigned claims if the decrypted content is raw JSON, bypassing the configured signature policy. This allows a remote attacker to submit unauthorized claims, leadin...

CVE-2026-9793 Keycloak: keycloak: security policy bypass in jwe-encrypted request object processing

A flaw was found in Keycloak. When a JSON Web Encryption JWE encrypted request object is submitted, Keycloak may incorrectly process unsigned claims if the decrypted content is raw JSON, bypassing the configured signature policy. This allows a remote attacker to submit unauthorized claims, leadin...

CVE-2026-9793

A flaw was found in Keycloak. When a JSON Web Encryption JWE encrypted request object is submitted, Keycloak may incorrectly process unsigned claims if the decrypted content is raw JSON, bypassing the configured signature policy. This allows a remote attacker to submit unauthorized claims, leadin...

CVE-2026-9791 Keycloak-rhel9: organization data leak after feature disabled in keycloak

A flaw was found in Keycloak. An authenticated user with existing organization membership can exploit this flaw by accessing user-facing APIs, such as the account API or by requesting an OpenID Connect OIDC token with the 'organization' scope. This allows organization metadata to be disclosed in...

CVE-2026-9791

A flaw was found in Keycloak. An authenticated user with existing organization membership can exploit this flaw by accessing user-facing APIs, such as the account API or by requesting an OpenID Connect OIDC token with the 'organization' scope. This allows organization metadata to be disclosed in...

CVE-2026-9791

CVE-2026-9791 describes a flaw in Keycloak where an authenticated user with existing organization membership can access user-facing APIs (e.g., the account API) or request an OpenID Connect token with the organization scope. This can lead to leakage of organization metadata in tokens even after a...

Improper Verification of Cryptographic Signature

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 Improper Verification of Cryptographic Signature via the requestObjectSignatureAlg policy bypass during the...

CVE-2026-9791

A flaw was found in Keycloak. An authenticated user with existing organization membership can exploit this flaw by accessing user-facing APIs, such as the account API or by requesting an OpenID Connect OIDC token with the 'organization' scope. This allows organization metadata to be disclosed in...

PT-2026-44184

Name of the Vulnerable Software and Affected Versions Keycloak affected versions not specified Description A flaw exists where Keycloak may incorrectly process unsigned claims when a JSON Web Encryption JWE encrypted request object is submitted, provided the decrypted content is raw JSON. This...

Keycloak 安全漏洞

Keycloak is an open-source identity and access management solution developed by Keycloak. Keycloak has a security vulnerability that stems from the org.keycloak.protocol.oidc component. When certain conditions are met, the reject-ropc-grant executor is silently bypassed, allowing unauthenticated...

CVE-2026-44394

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone federated token rescoping mechanism does not propagate the original token's expiry to the newly issued token. When a federated user rescopes a token via POST /v3/auth/tokens, the handlescopedtoken function in the mapped...

Keycloak 数据伪造问题漏洞

Keycloak is an open-source identity and access management solution developed by Keycloak itself. Keycloak has a data falsification vulnerability. This vulnerability arises when submitting JSON Web encrypted request objects, and if the decrypted content is the original JSON, Keycloak may improperl...