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CVE-2026-33870

HIGH CVSS: 7.5 Published: 2026-03-27 Modified: 2026-08-04

Description

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 Platforms

Netty Netty

Weakness Type

CWE-444, CWE-444

References