CVE details
CVE-2026-33870
Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.132.Final and 4.2.10.Final, Netty incorrectly parses quoted strings in HTTP/1.1 chunked transfer encoding extension values, enabling request smuggling attacks. Versions 4.1.132.Final and 4.2.10.Final fix the issue.
Affected ports (1)
| Port | Package | Version | Status | Maintainer |
|---|---|---|---|---|
| java/netty | netty | 4.1.53_2 | unaddressed | glewis@FreeBSD.org |
Template for a VuXML entry
Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.
<vuln vid="FIXME (make newentry)">
<topic>FIXME -- FIXME</topic>
<affects>
<package>
<name>netty</name>
<range><lt>4.1.132</lt></range>
</package>
</affects>
<description>
<body xmlns="http://www.w3.org/1999/xhtml">
<p>Netty is an asynchronous, event-driven network application framework.
In versions prior to 4.1.132.Final and 4.2.10.Final, Netty incorrectly
parses quoted strings in HTTP/1.1 chunked transfer encoding extension
values, enabling request smuggling attacks. Versions 4.1.132.Final and
4.2.10.Final fix the issue.</p>
</body>
</description>
<references>
<cvename>CVE-2026-33870</cvename>
<url>https://nvd.nist.gov/vuln/detail/CVE-2026-33870</url>
</references>
<dates>
<discovery>2026-03-27</discovery>
<entry>2026-10-25</entry>
</dates>
</vuln>