CVE-2026-90908

Azul Payara JMX/RMI Remote Authentication Bypass Leading to Remote Code Execution via GenericAdminAuthenticator

Critical 9.3

Description

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.

Key facts

Published: 12 Nov 2026
Last changed: 12 Nov 2026
Assigned by: Payara
EPSS: 0.539% likely to be exploited in the next 30 days, higher than 45.916% of CVEs (scores for 15 Nov 2026)

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

9.3CVSS 4.0, Criticalfrom the CNA (Payara)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

No explicit remediation statement is available on this page yet. Consult the original record and vendor references before choosing a fix.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Vendor	Product	Versions
Azul Payara	Payara Server	Default status: unaffected 7.0.0 up to but excluding 7.6.0 (affected) 7.2024.1.Alpha1 up to but excluding 7.2026.11 (affected) 6.0.0 up to but excluding 6.44.0 (affected) 6.2022.1 up to and including 6.2025.11 (affected) 5.20.0 up to but excluding 5.93.0 (affected) 5.181 up to and including 5.201.2 (affected) 5.2020.2 up to and including 5.2022.5 (affected) 4.1.2.191 up to but excluding 4.1.2.191.61 (affected)
Azul Payara	Payara Micro	Default status: unaffected 7.0.0 up to but excluding 7.6.0 (affected) 7.2024.1.Alpha1 up to but excluding 7.2026.11 (affected) 6.0.0 up to but excluding 6.44.0 (affected) 6.2022.1 up to and including 6.2025.11 (affected) 5.20.0 up to but excluding 5.93.0 (affected) 5.181 up to and including 5.201.2 (affected) 5.2020.2 up to and including 5.2022.5 (affected) 4.1.1.154.1 up to but excluding 4.1.2.191.61 (affected)