Red Hat Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9

7 published vulnerabilities name this product.

As the CNAs write it in their CVE records (vendor and product); the versions are theirs.

CVEVulnerable versionsTitleSeverityPublishedEPSSExploitation
CVE-2026-28369Undertow: undertow: request smuggling via malformed http request headersCRITICAL 9.10.7 %
CVE-2026-28367Undertow: undertow: request smuggling via `\r\r\r` as a header block terminatorCRITICAL 9.10.7 %
CVE-2026-28368Undertow: undertow: request smuggling via inconsistent header parsingCRITICAL 9.10.7 %
CVE-2025-12543Undertow-core: undertow http server fails to reject malformed host headers leading to potential cache poisoning and ssrfCRITICAL 9.61.3 %
CVE-2024-3884Undertow: outofmemory when parsing form data encoding with application/x-www-form-urlencodedHIGH 7.51.4 %
CVE-2025-9784Undertow: undertow madeyoureset http/2 ddos vulnerabilityHIGH 7.52.3 %
CVE-2025-23368fixed in 0:8.1.6-5.GA_redhat_00007.1.el9eapOrg.wildfly.core:wildfly-elytron-integration: wildfly elytron brute force attack via cliHIGH 8.10.9 %