CVE-2026-28368: Red Hat Build Of Apache Camel - Hawtio

Critical severity, CVSS 9.1. EPSS: 0.9% chance of exploitation in the next 30 days.

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks, potentially bypassing security controls and accessing unauthorized resources.

Affected products

• Red Hat Build Of Apache Camel - Hawtio: version 4.0 only
• Red Hat Build Of Apache Camel For Spring Boot: version 4.0 only
• Red Hat Data Grid: version 8.0 only
• Red Hat Enterprise Linux: version 9.0 only
• Red Hat Fuse: version 7.0.0 only
• Red Hat JBoss Enterprise Application Platform: version 7.0.0 only; version 8.0.0 only
• Red Hat JBoss Enterprise Application Platform Expansion Pack: affected versions not specified
• Red Hat Process Automation: version 7.0 only
• Red Hat Single Sign-On: version 7.0 only
• Red Hat Undertow: affected versions not specified

Published 2026-03-27. Last modified 2026-09-21.