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CVE-2026-42580

Netty

Description

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty-s chunk size parser silently overflows int, enabling request smuggling attacks. This vulnerability is fixed in 4.2.13.Final and 4.1.133.Final.

CVSS 6.5EPSS 0.364%Risk 0.67
View source
Published
2026-05-13 19:17:23
Affected versions
cannotmatch
Type
Package
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L