← Back to CVE search

CVE-2026-28368

Undertow

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 8.7EPSS 0.7040000000000001%Risk 0.93
View source
Published
2026-03-27 17:16:27
Affected versions
unknown
Type
Package
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
Operating systems
Linux