RHEL 8 : Red Hat JBoss Enterprise Application Platform 8.1.6 (RHSA-2026:18054)

critical Nessus Plugin ID 315192

Synopsis

The remote Red Hat host is missing one or more security updates for Red Hat JBoss Enterprise Application Platform 8.1.6.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:18054 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 8.1.6 serves as a replacement for Red Hat JBoss Enterprise Application Platform 8.1.5, and includes bug fixes and enhancements. See the Red Hat JBoss Enterprise Application Platform 8.1.6 Release Notes for information about the most significant bug fixes and enhancements included in this release.

Security Fix(es):

* bcprov-jdk18on: GOSTCTR implementation unable to process more than 255 blocks correctly (CVE-2025-14813)

*bouncycastle: BC-JAVA: GOSTCTR implementation unable to process more than 255 blocks correctly (CVE-2025-14813)

* bouncycastle: BC-JAVA: unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion (CVE-2026-3505)

* bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid (CVE-2026-5588)

* bcprov-ext-jdk15on: LDAP injection vulnerability in LDAPStoreHelper.java (CVE-2026-0636)

* bcprov-jdk12: private key leakage via non-constant time comparisons (CVE-2026-5598)

* netty-codec-http: Netty: Denial of Service via HTTP/2 CONTINUATION frame flood (CVE-2026-33871)

* netty-codec-http: Netty: Request smuggling via incorrect parsing of HTTP/1.1 chunked transfer encoding extension values (CVE-2026-33870)

* artemis-server: Apache Artemis, Apache ActiveMQ Artemis: Message injection and exfiltration due to missing authentication (CVE-2026-27446)

* org.hibernate.orm/hibernate-c3p0: c3p0: Arbitrary Code Execution via deserialization of crafted objects [(CVE-2026-27830)

* org.keycloak-keycloak-parent: Minimatch: Denial of Service via catastrophic backtracking in glob expressions (CVE-2026-27904)

* mchange-commons-java: mchange-commons-java: Arbitrary code execution via JNDI dereferencing of crafted objects (CVE-2026-27727)

* io.hawt-project: minimatch: Denial of Service via specially crafted glob patterns (CVE-2026-26996)

* wildfly-elytron-integration: Wildfly Elytron Brute Force Attack via CLI (CVE-2025-23368)

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 these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL Red Hat JBoss Enterprise Application Platform 8.1.6 package based on the guidance in RHSA-2026:18054.

Plugin Details

Severity: Critical

ID: 315192

File Name: redhat-RHSA-2026-18054.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

Published: 5/18/2026

Updated: 5/18/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.3

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2026-27727

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

CVSS v4

Risk Factor: Critical

Base Score: 9.9

Threat Score: 9.2

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N

CVSS Score Source: CVE-2026-5598

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:eap8-wildfly, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-jakarta-ra, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-jakarta-client, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-selector, p-cpe:/a:redhat:enterprise_linux:eap8-hibernate-envers, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-dto, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-cli, p-cpe:/a:redhat:enterprise_linux:eap8-netty-codec, p-cpe:/a:redhat:enterprise_linux:eap8-netty-handler-proxy, p-cpe:/a:redhat:enterprise_linux:eap8-netty-resolver, p-cpe:/a:redhat:enterprise_linux:eap8-netty-buffer, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly-modules, p-cpe:/a:redhat:enterprise_linux:eap8-hal-console, p-cpe:/a:redhat:enterprise_linux:eap8-netty-resolver-dns, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-jdbc-store, p-cpe:/a:redhat:enterprise_linux:eap8-netty-transport, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly-java-jdk17, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-hqclient-protocol, p-cpe:/a:redhat:enterprise_linux:eap8-netty-codec-dns, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-jakarta-service-extensions, p-cpe:/a:redhat:enterprise_linux:eap8-bouncycastle-pg, p-cpe:/a:redhat:enterprise_linux:eap8-netty, p-cpe:/a:redhat:enterprise_linux:eap8-wildfly-java-jdk21, p-cpe:/a:redhat:enterprise_linux:eap8-bouncycastle, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-journal, p-cpe:/a:redhat:enterprise_linux:eap8-netty-handler, p-cpe:/a:redhat:enterprise_linux:eap8-netty-transport-native-unix-common, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-core-client, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-commons, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-hornetq-protocol, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-server, p-cpe:/a:redhat:enterprise_linux:eap8-bouncycastle-pkix, p-cpe:/a:redhat:enterprise_linux:eap8-netty-transport-classes-epoll, p-cpe:/a:redhat:enterprise_linux:eap8-hibernate-core, p-cpe:/a:redhat:enterprise_linux:eap8-bouncycastle-jmail, p-cpe:/a:redhat:enterprise_linux:eap8-bouncycastle-util, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis-jakarta-server, p-cpe:/a:redhat:enterprise_linux:eap8-netty-codec-http, p-cpe:/a:redhat:enterprise_linux:eap8-netty-common, p-cpe:/a:redhat:enterprise_linux:eap8-activemq-artemis, p-cpe:/a:redhat:enterprise_linux:eap8-netty-transport-native-epoll, p-cpe:/a:redhat:enterprise_linux:eap8-hibernate, p-cpe:/a:redhat:enterprise_linux:eap8-bouncycastle-prov, p-cpe:/a:redhat:enterprise_linux:eap8-netty-codec-socks

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/18/2026

Vulnerability Publication Date: 3/4/2025

Reference Information

CVE: CVE-2025-14813, CVE-2025-23368, CVE-2026-0636, CVE-2026-26996, CVE-2026-27446, CVE-2026-27727, CVE-2026-27830, CVE-2026-27904, CVE-2026-33870, CVE-2026-33871, CVE-2026-3505, CVE-2026-5588, CVE-2026-5598

CWE: 1333, 306, 307, 327, 347, 385, 444, 502, 770, 90

RHSA: 2026:18054

Detections

Analytics

RHEL 8 : Red Hat JBoss Enterprise Application Platform 8.1.6 (RHSA-2026:18054)

critical Nessus Plugin ID 315192

Synopsis

Description

Solution

See Also

Plugin Details

Risk Information

VPR

Vendor

CVSS v2

CVSS v3

CVSS v4

Vulnerability Information

Reference Information