--- id: CVE-2026-15562 title: A flaw was found in EAP's jboss-remoting summary: >- A flaw was found in EAP's jboss-remoting. A remote unauthenticated attacker who can reach :8080 (or :9990, or :4447) and complete an Upgrade: jboss-remoting handshake can cause OOM errors that degrade requests server-wide, leading to den… severity: high cvss: 7.5 cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H' cwe: - CWE-190 vendor: Red Hat product: org.jboss.remoting/jboss-remoting affected: - org.jboss.remoting/jboss-remoting (all versions) - eap7-activemq-artemis (all versions) - eap7-glassfish-jsf (all versions) - eap7-ironjacamar (all versions) - eap7-jackson-annotations (all versions) - eap7-jackson-core (all versions) - eap7-jackson-databind (all versions) - eap7-jackson-jaxrs-providers (all versions) - eap7-jackson-modules-base (all versions) - eap7-jackson-modules-java8 (all versions) - eap7-jboss-remoting (all versions) - eap7-jboss-server-migration (all versions) - eap7-netty (all versions) - eap7-netty-transport-native-epoll (all versions) - eap7-picketlink-bindings (all versions) - eap7-picketlink-federation (all versions) - eap7-undertow (all versions) - eap7-wildfly (all versions) - eap7-activemq-artemis (all versions) - eap7-glassfish-jsf (all versions) - eap7-ironjacamar (all versions) - eap7-jackson-annotations (all versions) - eap7-jackson-core (all versions) - eap7-jackson-databind (all versions) - eap7-jackson-jaxrs-providers (all versions) - eap7-jackson-modules-base (all versions) - eap7-jackson-modules-java8 (all versions) - eap7-jboss-remoting (all versions) - eap7-jboss-server-migration (all versions) - eap7-netty (all versions) - eap7-netty-transport-native-epoll (all versions) - eap7-picketlink-bindings (all versions) - eap7-picketlink-federation (all versions) - eap7-undertow (all versions) - eap7-wildfly (all versions) - eap7-activemq-artemis (all versions) - eap7-glassfish-jsf (all versions) - eap7-ironjacamar (all versions) - eap7-jackson-annotations (all versions) - eap7-jackson-core (all versions) - eap7-jackson-databind (all versions) - eap7-jackson-jaxrs-providers (all versions) - eap7-jackson-modules-base (all versions) - eap7-jackson-modules-java8 (all versions) - eap7-jboss-remoting (all versions) - eap7-jboss-server-migration (all versions) - eap7-netty (all versions) - eap7-netty-transport-native-epoll (all versions) - eap7-picketlink-bindings (all versions) - eap7-picketlink-federation (all versions) patched: - jboss_eap_7_4_els_for_rhel_7_server - jboss_eap_7_4_els_for_rhel 8 - jboss_eap_7_4_els_for_rhel 9 published: '2026-08-11' updated: '2026-09-25' sourceUpdated: '2026-09-25T13:17:11.047' source: NVD sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-15562' references: - url: 'https://access.redhat.com/errata/RHSA-2026:53644' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:53645' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:53646' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:53806' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:70228' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:70229' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:70230' label: secalert@redhat.com - url: 'https://access.redhat.com/errata/RHSA-2026:70277' label: secalert@redhat.com - url: 'https://access.redhat.com/security/cve/CVE-2026-15562' label: secalert@redhat.com - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2483135' label: secalert@redhat.com - url: >- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-15562.json - url: 'https://www.cve.org/CVERecord?id=CVE-2026-15562' - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-15562' tags: - nvd - cve.org - csaf - vex - red-hat ssvc: exploitation: none automatable: 'yes' technicalImpact: partial timestamp: '2026-08-11T14:15:24.847650Z' epss: 0.00534 epssPercentile: 0.42575 ingestedAt: '2026-09-17T19:26:25.290Z' --- ## Overview A flaw was found in EAP's jboss-remoting. A remote unauthenticated attacker who can reach :8080 (or :9990, or :4447) and complete an Upgrade: jboss-remoting handshake can cause OOM errors that degrade requests server-wide, leading to denial of service. ## Remediation Refer to the linked advisories for vendor-supplied fixes and affected version ranges. ## Vendor advisories - **RHSA-2026:53644** · Red Hat · fixed in: Red Hat JBoss EAP 7.4 ELS for RHEL 7 Server · released 2026-08-11 · [advisory](https://access.redhat.com/errata/RHSA-2026:53644) - **RHSA-2026:53645** · Red Hat · fixed in: Red Hat JBoss EAP 7.4 ELS for RHEL 8 · released 2026-08-11 · [advisory](https://access.redhat.com/errata/RHSA-2026:53645) - **RHSA-2026:53646** · Red Hat · fixed in: Red Hat JBoss EAP 7.4 ELS for RHEL 9 · released 2026-08-11 · [advisory](https://access.redhat.com/errata/RHSA-2026:53646) - **Red Hat VEX** · Important · affected: Red Hat JBoss Enterprise Application Platform 7 · no fix planned: Red Hat JBoss Enterprise Application Platform 7 · updated 2026-09-25 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-15562.json) - **RHSA-2026:70230** · Red Hat · fixed in: Red Hat JBoss EAP 8.1 for RHEL 10 · released 2026-09-22 · [advisory](https://access.redhat.com/errata/RHSA-2026:70230) - **RHSA-2026:70228** · Red Hat · fixed in: Red Hat JBoss EAP 8.1 for RHEL 8 · released 2026-09-22 · [advisory](https://access.redhat.com/errata/RHSA-2026:70228) - **RHSA-2026:70229** · Red Hat · fixed in: Red Hat JBoss EAP 8.1 for RHEL 9 · released 2026-09-22 · [advisory](https://access.redhat.com/errata/RHSA-2026:70229) - **RHSA-2026:53806** · Red Hat · fixed in: Red Hat JBoss Enterprise Application Platform 7.4.25 · released 2026-08-11 · [advisory](https://access.redhat.com/errata/RHSA-2026:53806)