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RHEL 10 / 8 / 9 : Red Hat JBoss Web Server 6.2.5 (RHSA-2026:73981)
medium Nessus Plugin ID 362467
Synopsis
The remote Red Hat host is missing one or more security updates for Red Hat JBoss Web Server 6.2.5.Description
The remote Redhat Enterprise Linux 10 / 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:73981 advisory.Red Hat JBoss Web Server is a fully integrated and certified set of components for hosting Java web applications. It is comprised of the Apache Tomcat Servlet container, JBoss HTTP Connector (mod_cluster), the PicketLink Vault extension for Apache Tomcat, and the Tomcat Native library.
This release of Red Hat JBoss Web Server 6.2.5 serves as a replacement for Red Hat JBoss Web Server 6.2.4.
This release includes bug fixes, enhancements and component upgrades, which are documented in the Release Notes that are linked to in the References section.
Security Fix(es):
* tomcat-catalina: Apache Tomcat: Misleading security logs due to incorrect control flow (CVE-2026-55276)
* tomcat-coyote-ffm: Apache Tomcat: Error condition not handled when configuring CRL (CVE-2026-53434)
* jws6-tomcat: Apache Tomcat: Security constraint bypass via improper URL encoding in rewrite valve (CVE-2026-59083)
* tomcat: Apache Tomcat: Local information disclosure via Unix domain socket TOCTOU race condition (CVE-2026-65183)
* tomcat: Apache Tomcat: Security constraint bypass due to improper access control (CVE-2026-65182)
* tomcat: Apache Tomcat: Access control bypass due to off-by-one error in RewriteValve [N] flag processing (CVE-2026-65927)
* tomcat: Apache Tomcat: Denial of Service via HTTP/2 allocation leak (CVE-2026-68763)
* tomcat: Apache Tomcat: Unauthorized resource access via FORM authentication bypass (CVE-2026-68525)
* tomcat: Apache Tomcat - DoS in WebSocket chat example (CVE-2026-66299)
* tomcat: Apache Tomcat: Authenticated WebSocket session persists after HTTP session termination (CVE-2026-73180)
* tomcat: Apache Tomcat: Improper Authorization allows bypass of declarative role constraints (CVE-2026-66422)
* tomcat: Apache Tomcat: Improper Authentication due to principal lookup failure (CVE-2026-68569)
* tomcat: Apache Tomcat: Authentication bypass via limited replay attack in DIGEST authenticator (CVE-2026-65905)
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 Web Server 6.2.5 package based on the guidance in RHSA-2026:73981.See Also
https://access.redhat.com/errata/RHSA-2026:73981
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2494668
https://bugzilla.redhat.com/show_bug.cgi?id=2494675
https://bugzilla.redhat.com/show_bug.cgi?id=2499917
https://bugzilla.redhat.com/show_bug.cgi?id=2508085
https://bugzilla.redhat.com/show_bug.cgi?id=2524151
https://bugzilla.redhat.com/show_bug.cgi?id=2524153
https://bugzilla.redhat.com/show_bug.cgi?id=2524154
https://bugzilla.redhat.com/show_bug.cgi?id=2524156
https://bugzilla.redhat.com/show_bug.cgi?id=2524160
https://bugzilla.redhat.com/show_bug.cgi?id=2524161
https://bugzilla.redhat.com/show_bug.cgi?id=2524162
https://bugzilla.redhat.com/show_bug.cgi?id=2524165
https://bugzilla.redhat.com/show_bug.cgi?id=2524166
Plugin Details
Severity: Medium
ID: 362467
File Name: redhat-RHSA-2026-73981.nasl
Version: 1.1
Type: Local
Agent: unix
Family: Red Hat Local Security Checks
Published: 10/1/2026
Updated: 10/1/2026
Supported Sensors: Nessus Agent, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.9
Percentile: 58.23
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: Medium
Base Score: 5
Temporal Score: 3.7
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS Score Source: CVE-2026-66299
CVSS v3
Risk Factor: Medium
Base Score: 5.3
Temporal Score: 4.6
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:redhat:enterprise_linux:10, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat-admin-webapps, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat-docs-webapp, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat-el-5.0-api, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat-javadoc, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat-jsp-3.1-api, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat-lib, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat-selinux, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat-servlet-6.0-api, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat-webapps, p-cpe:/a:redhat:enterprise_linux:jws6-tomcat
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: 10/1/2026
Vulnerability Publication Date: 6/22/2026
Reference Information
CVE: CVE-2026-53434, CVE-2026-55276, CVE-2026-59083, CVE-2026-65182, CVE-2026-65183, CVE-2026-65905, CVE-2026-65927, CVE-2026-66299, CVE-2026-66422, CVE-2026-68525, CVE-2026-68569, CVE-2026-68763, CVE-2026-73180