RHSA-2026:3892: Important: Red Hat JBoss Enterprise Application Platform 8.0.12 security update

Published Mar 5, 2026
·
Updated

Important: Red Hat JBoss Enterprise Application Platform 8.0.12 security update

Other sources

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 8.0.12 serves as a replacement for Red Hat JBoss Enterprise Application Platform 8.0.11, and includes bug fixes and enhancements. See the Red Hat JBoss Enterprise Application Platform 8.0.12 Release Notes for information about the most significant bug fixes and enhancements included in this release.Security Fix(es): undertow-core: Undertow HTTP Server Fails to Reject Malformed Host Headers Leading to Potential Cache Poisoning and SSRF [eap-8.0.z] (CVE-2025-12543) undertow-core: Undertow MadeYouReset HTTP/2 DDoS Vulnerability (CVE-2025-9784) undertow: OutOfMemory when parsing form data encoding with application/x-www-form-urlencoded [eap-8.0.z] (CVE-2024-3884)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.

Red Hat

Affected Software

1 affected component
Red Hat JBoss Enterprise Application Platform

Remediation

Event History

Mar 5, 2026
Advisory Published
via Red Hat·01:31 PM
Data Sourced
via Red Hat·01:31 PM
DescriptionSeverityAffected Software
Mar 11, 2026
Advisory Published
via Red Hat·02:13 PM
Data Sourced
via Red Hat·02:13 PM
Remedy
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of RHSA-2026:3892?

The severity of RHSA-2026:3892 is classified as important, indicating a significant security risk.

2

How do I fix RHSA-2026:3892?

To fix RHSA-2026:3892, users should apply the security update for Red Hat JBoss Enterprise Application Platform 8.0.12.

3

What vulnerabilities does RHSA-2026:3892 address?

RHSA-2026:3892 addresses security vulnerabilities in Red Hat JBoss Enterprise Application Platform that could lead to potential exploitation.

4

What versions of JBoss are affected by RHSA-2026:3892?

RHSA-2026:3892 specifically affects version 8.0.12 of Red Hat JBoss Enterprise Application Platform.

5

Is upgrading to Red Hat JBoss Enterprise Application Platform 8.0.12 mandatory for compliance with RHSA-2026:3892?

Yes, upgrading to Red Hat JBoss Enterprise Application Platform 8.0.12 is recommended to comply with the security measures outlined in RHSA-2026:3892.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203