CVE-2026-90908: Azul Payara JMX/RMI Remote Authentication Bypass Leading to Remote Code Execution via GenericAdminAuthenticator
A vulnerability in the GenericAdminAuthenticator component of Azul Payara Server and Azul Payara Micro allows a remote, unauthenticated attacker to bypass JMX/RMI administrative access restrictions by spoofing the client host address. Successful exploitation can grant administrative access to the MBean server and lead to remote code execution. Azul Payara Micro is affected only when its JMX connector is enabled.
Event History
Frequently Asked Questions
Which deployments are exposed to remote exploitation?
Azul Payara Server deployments are exposed through the JMX/RMI administrative interface. Azul Payara Micro is affected only when its JMX connector is enabled.
What does an attacker need to exploit this issue?
The attacker must be able to remotely reach the affected JMX/RMI administrative access path and can exploit the issue without authentication by spoofing the client host address.
What access can successful exploitation provide?
Successful exploitation can bypass JMX/RMI administrative access restrictions, grant administrative access to the MBean server, and lead to remote code execution.