CVE-2026-15565

Undertow: undertow-websockets: undertow: pre-auth dos on websocket endpoint with @serverendpoint class with any @onmessage method

State: Published
Severity: 7.5 High
Published: Aug 11, 2026
Updated: Oct 21, 2026
Reserved: Jul 13, 2026

Read the record on cve.org

Description

A flaw was found in Undertow. A remote attacker can cause Out of Memory on websockets endpoint without authentication on any @ServerEndpoint class that has any @OnMessage method. This allows an attacker to cause Denial of Service attack without authentication and using only a standard WebSocket handshake.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	redhat

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

Product	Versions
Red Hat JBoss Enterprise Application Platform 7.4.25Red Hat
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.16.0-22.redhat_00057.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.3.14-11.SP11_redhat_00001.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:1.5.26-2.Final_redhat_00001.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.18.8-1.redhat_00003.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.18.8-1.redhat_00003.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.18.8-1.redhat_00003.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.18.8-1.redhat_00003.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.18.8-1.redhat_00003.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.18.8-1.redhat_00003.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:5.0.31-3.SP2_redhat_00001.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:1.10.0-46.Final_redhat_00044.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:4.1.135-1.Final_redhat_00001.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:4.1.135-1.Final_redhat_00001.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.5.5-30.SP12_redhat_00020.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.5.5-24.SP12_redhat_00016.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:2.2.40-2.SP3_redhat_00001.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7Red Hat	0:7.4.25-2.GA_redhat_00001.1.el7eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.16.0-22.redhat_00057.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.3.14-11.SP11_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:1.5.26-2.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.18.8-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.18.8-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.18.8-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.18.8-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.18.8-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.18.8-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:5.0.31-3.SP2_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:1.10.0-46.Final_redhat_00044.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:4.1.135-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:4.1.135-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.5.5-30.SP12_redhat_00020.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.5.5-24.SP12_redhat_00016.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:2.2.40-1.SP3_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8Red Hat	0:7.4.25-2.GA_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.16.0-22.redhat_00057.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.3.14-11.SP11_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:1.5.26-2.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.18.8-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.18.8-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.18.8-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.18.8-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.18.8-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.18.8-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:5.0.31-3.SP2_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:1.10.0-46.Final_redhat_00044.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:4.1.135-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:4.1.135-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.5.5-30.SP12_redhat_00020.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.5.5-24.SP12_redhat_00016.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:2.2.40-1.SP3_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9Red Hat	0:7.4.25-2.GA_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1.8.GARed Hat	2.3.26.SP3-redhat-00001 and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.40.0-8.redhat_00024.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:4.1.7-1.SP1_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.0.5-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:1.85.0-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:1.2.7-1.redhat_00002.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:801.8.0-1.GA_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:6.6.54-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:4.1.5-5.redhat_00008.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:3.0.22-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.18.9-1.redhat_00003.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.18.9-1.redhat_00003.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.18.9-1.redhat_00003.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.18.9-1.redhat_00003.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.18.9-1.redhat_00003.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.18.9-1.redhat_00003.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.18.9-1.redhat_00003.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:4.0.5-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:4.0.7-4.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.1.0-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:3.6.3-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:5.0.31-1.SP2_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:3.1.0-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.2.0-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:7.4.0-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:3.0.1-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:5.1.0-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:4.0.11-2.SP1_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.25.4-1.redhat_00003.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:3.2.2-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:4.1.136-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:4.1.136-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:9.37.4-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:1.1.9-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:3.0.6-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.0.18-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.3.26-2.SP3_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:8.1.8-9.GA_redhat_00006.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.6.11-1.Final_redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:8.1.1-12.GA_redhat_00048.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:2.3.2-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10Red Hat	0:3.0.6-1.redhat_00001.1.el10eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.40.0-8.redhat_00024.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:4.1.7-1.SP1_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.0.5-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:1.85.0-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:1.2.7-1.redhat_00002.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:801.8.0-1.GA_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:6.6.54-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:4.1.5-5.redhat_00008.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:3.0.22-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.18.9-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.18.9-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.18.9-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.18.9-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.18.9-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.18.9-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.18.9-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:4.0.5-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:4.0.7-4.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.1.0-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:3.6.3-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:5.0.31-1.SP2_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:3.1.0-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.2.0-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:7.4.0-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:3.0.1-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:5.1.0-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:4.0.11-2.SP1_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.25.4-1.redhat_00003.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:3.2.2-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:4.1.136-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:4.1.136-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:9.37.4-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:1.1.9-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:3.0.6-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.0.18-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.3.26-2.SP3_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:8.1.8-9.GA_redhat_00006.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.6.11-1.Final_redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:8.1.1-12.GA_redhat_00048.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:2.3.2-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8Red Hat	0:3.0.6-1.redhat_00001.1.el8eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.40.0-8.redhat_00024.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:4.1.7-1.SP1_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.0.5-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:1.85.0-1.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:1.2.7-1.redhat_00002.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:801.8.0-1.GA_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:6.6.54-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:4.1.5-5.redhat_00008.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:3.0.22-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.18.9-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.18.9-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.18.9-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.18.9-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.18.9-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.18.9-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.18.9-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:4.0.5-1.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:4.0.7-4.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.1.0-1.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:3.6.3-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:5.0.31-1.SP2_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:3.1.0-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.2.0-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:7.4.0-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:3.0.1-1.Final_redhat_00001.1el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:5.1.0-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:4.0.11-2.SP1_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.25.4-1.redhat_00003.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:3.2.2-1.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:4.1.136-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:4.1.136-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:9.37.4-1.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:1.1.9-1.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:3.0.6-1.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.0.18-1.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.3.26-2.SP3_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:8.1.8-9.GA_redhat_00006.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.6.11-1.Final_redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:8.1.1-12.GA_redhat_00048.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:2.3.2-1.redhat_00001.1.el9eap and laterNot affected
Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9Red Hat	0:3.0.6-1.redhat_00001.1.el9eap and laterNot affected
Red Hat build of Apache Camel for Spring Boot 4Red Hat
Red Hat Data Grid 8Red Hat
Red Hat Fuse 7Red Hat
Red Hat JBoss Enterprise Application Platform 7Red Hat
Red Hat JBoss Enterprise Application Platform Expansion PackRed Hat
Red Hat Single Sign-On 7Red Hat

References

RHSA-2026:53644vendor-advisory
RHSA-2026:53645vendor-advisory
RHSA-2026:53646vendor-advisory
RHSA-2026:53806vendor-advisory
RHSA-2026:70228vendor-advisory
RHSA-2026:70229vendor-advisory
RHSA-2026:70230vendor-advisory
RHSA-2026:70277vendor-advisory
https://access.redhat.com/security/cve/CVE-2026-15565vdb-entry
RHBZ#2490628issue-tracking

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