RHEL 8 : Red Hat JBoss Enterprise Application Platform 8.1.7 (RHSA-2026:36342)

medium Nessus Plugin ID 325518

Synopsis

The remote Red Hat host is missing a security update for Red Hat JBoss Enterprise Application Platform 8.1.7.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:36342 advisory.

Red Hat JBoss Enterprise Application Platform 8 is a platform for Java applications based on the WildFly application runtime. This release of Red Hat JBoss Enterprise Application Platform 8.1.7 serves as a replacement for Red Hat JBoss Enterprise Application Platform 8.1.6, and includes bug fixes and enhancements. See the Red Hat JBoss Enterprise Application Platform 8.1.7 Release Notes for information about the most significant bug fixes and enhancements included in this release.

Security Fix(es):

* io.undertow.jastow-jastow: Jastow Cross-Site Scripting attack due to unsanitized URI (CVE-2025-12799)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL Red Hat JBoss Enterprise Application Platform 8.1.7 package based on the guidance in RHSA-2026:36342.

Plugin Details

Severity: Medium

ID: 325518

File Name: redhat-RHSA-2026-36342.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

Published: 7/7/2026

Updated: 7/7/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.5

Percentile: 51.99

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:C/A:N

CVSS Score Source: CVE-2025-12799

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:eap8-jbossws-cxf, p-cpe:/a:redhat:enterprise_linux:eap8-hibernate, p-cpe:/a:redhat:enterprise_linux:eap8-apache-cxf-tools, p-cpe:/a:redhat:enterprise_linux:eap8-undertow-jastow, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly-modules, p-cpe:/a:redhat:enterprise_linux:eap8-apache-cxf, p-cpe:/a:redhat:enterprise_linux:eap8-artemis-wildfly-integration, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly-java-jdk17, p-cpe:/a:redhat:enterprise_linux:eap8-eap-product-conf-parent, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:eap8-apache-cxf-services, p-cpe:/a:redhat:enterprise_linux:eap8-apache-cxf-rt, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly-javadocs, p-cpe:/a:redhat:enterprise_linux:eap8-eap-product-conf-wildfly-ee-feature-pack, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly, p-cpe:/a:redhat:enterprise_linux:eap8-hibernate-envers, p-cpe:/a:redhat:enterprise_linux:eap8-jgroups, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly-elytron-tool, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly-elytron, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly-java-jdk21, p-cpe:/a:redhat:enterprise_linux:eap8-undertow, p-cpe:/a:redhat:enterprise_linux:eap8-hibernate-core

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 7/7/2026

Vulnerability Publication Date: 7/7/2026

Reference Information

CVE: CVE-2025-12799

CWE: 79

RHSA: 2026:36342

Detections

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