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Vulnerability record · CVE-2026-28368 · published 27 March 2026

CVE-2026-28368: Redhat build of apache camel - hawtio http request smuggling vulnerability

Redhat · Build Of Apache Camel Hawtio

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.

9.1 CVSS 3.1 Critical EPSS 0.89% · top 42.4% CWE-444 · HTTP request smuggling
9.1CVSS 3.1 base score
0.89%EPSS exploitation probability, 30 days
NoNot in CISA KEV
10Affected product versions listed by NVD
4References
21 Sep 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

10 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/errata/RHSA-2026:25125
https://access.redhat.com/errata/RHSA-2026:25126
https://access.redhat.com/security/cve/CVE-2026-28368 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2443261 Issue TrackingVendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-28368), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.