CVE-2026-1609 Org.keycloak/keycloak-quarkus-server: keycloak: unauthorized access via jwt authorization grant with disabled users

A flaw was found in Keycloak. When the JSON Web Token JWT authorization grant preview feature is enabled and a user account is disabled, Keycloak fails to validate the user’s disabled status during JWT authorization grant processing. A remote attacker with low privileges can exploit this improper...

Improper Validation of Syntactic Correctness of Input

Overview Affected versions of this package are vulnerable to Improper Validation of Syntactic Correctness of Input due to the improper validation of matrix parameters in URL paths in JAX-RS routing layer. An attacker can gain access to administrative or sensitive endpoints by crafting requests th...

Binding to an Unrestricted IP Address

Overview Affected versions of this package are vulnerable to Binding to an Unrestricted IP Address due to the insecure default binding of the Java Debug Wire Protocol JDWP port to all network interfaces when debug mode is enabled. An attacker can gain unauthorized access to the Java virtual machi...

Uncontrolled Search Path Element

Overview Affected versions of this package are vulnerable to Uncontrolled Search Path Element via the /admin application path relative to /realms when accessed through a proxy that does not properly restrict or normalize URLs. An attacker can gain unauthorized access to sensitive administrative...

GHSA-G6QQ-C9F9-2772 Keycloak on Quarkus CLI option for encrypted JGroups ignored

The env option KCCACHEEMBEDDEDMTLSENABLED does not work and the jgroups replication configuration is always used in plain. This option worked before in 24 and 22. More info in public issue https://github.com/keycloak/keycloak/issues/34644...

Unauthorized Access

org.keycloak, keycloak-quarkus-server is vulnerable to Unauthorized Access. The vulnerability is due to improper access controls, allowing a high-privileged user to read sensitive information from a Vault file outside the expected context...

Sensitive Data Exposure

org.keycloak, keycloak-quarkus-server is vulnerable to Sensitive Data Exposure. The vulnerability is due to the capture of sensitive runtime values, such as passwords, during the build process and their embedding as default values in bytecode, which allows an attacker to access sensitive data...

CVE-2024-10492 Keycloak-quarkus-server: keycloak path trasversal

A vulnerability was found in Keycloak. A user with high privileges could read sensitive information from a Vault file that is not within the expected context. This attacker must have previous high access to the Keycloak server in order to perform resource creation, for example, an LDAP provider...

org.keycloak/keycloak-quarkus-server: Keycloak proxy header handling Denial-of-Service (DoS) vulnerability

A vulnerability was found in the Keycloak Server. The Keycloak Server is vulnerable to a denial of service DoS attack due to improper handling of proxy headers. When Keycloak is configured to accept incoming proxy headers, it may accept non-IP values, such as obfuscated identifiers, without prope...