CVE-2026-42578

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's HttpProxyHandler constructs HTTP CONNECT requests with header validation explicitly disabled. The newInitialMessage method creates headers using...

CVE-2026-42578 Netty: HTTP Header Injection via HttpProxyHandler Disabled Validation

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's HttpProxyHandler constructs HTTP CONNECT requests with header validation explicitly disabled. The newInitialMessage method creates headers using...

CVE-2026-42581 Netty: HTTP/1.0 TE+CL Coexistence Bypasses Smuggling Sanitization

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, HttpObjectDecoder strips a conflicting Content-Length header when a request carries both Transfer-Encoding: chunked and Content-Length, but only for HTTP/1.1 messages. The guard is absen...

Netty 资源管理错误漏洞

Netty is a non-blocking I/O client-server framework from the Netty community. It is primarily used for developing Java network applications, such as protocol servers and clients. Versions of Netty prior to 4.2.13.Final and 4.1.133.Final contained a resource management vulnerability. This...

Netty 输入验证错误漏洞

Netty is a non-blocking I/O client-server framework from the Netty community. It is primarily used for developing Java network applications, such as protocol servers and clients. Versions of Netty prior to 4.2.13.Final and 4.1.133.Final contain a vulnerability related to input validation errors...

Unity Linux 20.1070e Security Update: netty (UTSA-2026-017793)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017793 advisory. Netty before 4.1.42.Final mishandles whitespace before the colon in HTTP headers such as a Transfer- Encoding : chunked line, which leads to HTTP request smuggling...

Unity Linux 20.1070e Security Update: netty (UTSA-2026-017791)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017791 advisory. HttpObjectDecoder.java in Netty before 4.1.44 allows an HTTP header that lacks a colon, which might be interpreted as a separate header with an incorrect syntax, or...

Unity Linux 20.1070e Security Update: netty (UTSA-2026-017758)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017758 advisory. Netty is an open-source, asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. I...

Unity Linux 20.1070e Security Update: netty (UTSA-2026-017447)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017447 advisory. The Snappy frame decoder function doesn't restrict the chunk length which may lead to excessive memory usage. Beside this it also may buffer reserved skippable chunk...

Unity Linux 20.1070e Security Update: netty (UTSA-2026-017768)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017768 advisory. Netty is an open-source, asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. I...

Netty vulnerable to HTTP Request Smuggling due to malformed Transfer-Encoding

Summary Netty incorrectly parses malformed Transfer-Encoding, enabling request smuggling attacks. Details Netty incorrectly marks a request as chunked when malformed "Transfer-Encoding: chunked, identity" is present. According to RFC...

HTTP Request Smuggling

Overview io.netty:netty-codec-http is a network application framework for rapid development of maintainable high performance protocol servers & clients. Affected versions of this package are vulnerable to HTTP Request Smuggling when parsed HTTP requests contain malformed Transfer-Encoding headers...

GHSA-45Q3-82M4-75JR Netty has HTTP Header Injection via HttpProxyHandler Disabled Validation (Incomplete Fix CVE-2025-67735)

Security Vulnerability Report: HTTP Header Injection via HttpProxyHandler Disabled Validation in Netty 1. Vulnerability Summary | Field | Value | |-------|-------| | Product | Netty | | Version | 4.2.12.Final and all prior versions | | Component | io.netty.handler.proxy.HttpProxyHandler | |...

Linux Distros Unpatched Vulnerability : CVE-2026-41417

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Netty allows request-line validation to be bypassed when a DefaultHttpRequest or DefaultFullHttpRequest is created first and its URI is later changed via setUri...

DEBIAN-CVE-2026-41417

Netty allows request-line validation to be bypassed when a DefaultHttpRequest or DefaultFullHttpRequest is created first and its URI is later changed via setUri. The constructors reject CRLF and whitespace characters that would break the start-line, but setUri does not apply the same validation...

CVE-2026-41417

Netty allows request-line validation to be bypassed when a DefaultHttpRequest or DefaultFullHttpRequest is created first and its URI is later changed via setUri. The constructors reject CRLF and whitespace characters that would break the start-line, but setUri does not apply the same validation...

CVE-2026-41417

CVE-2026-41417 — Netty HTTP/RTSP injection flaw : Netty allows CRLF characters in a URI when created via DefaultHttpRequest or DefaultFullHttpRequest and later modified with setUri(), bypassing constructor validation. Consequently, HttpRequestEncoder and RtspEncoder may embed attacker-controlled ...

CVE-2026-41417

Netty allows request-line validation to be bypassed when a DefaultHttpRequest or DefaultFullHttpRequest is created first and its URI is later changed via setUri. The constructors reject CRLF and whitespace characters that would break the start-line, but setUri does not apply the same validation...

netty: Netty: Denial of Service via HTTP/2 CONTINUATION frame flood

A flaw was found in Netty. A remote user can trigger a Denial of Service DoS against a Netty HTTP/2 server by sending a flood of CONTINUATION frames. The server's lack of a limit on these frames, coupled with a bypass of size-based mitigations using zero-byte frames, allows an attacker to consume...

io.netty/netty-codec-http: Netty: Request smuggling via incorrect parsing of HTTP/1.1 chunked transfer encoding extension values

A flaw was found in Netty. A remote attacker could exploit this vulnerability by sending specially crafted HTTP/1.1 chunked transfer encoding extension values. Due to incorrect parsing of quoted strings, this flaw enables request smuggling attacks, potentially allowing an attacker to bypass...