CVE-2026-42581

Netty vulnerability CVE-2026-42581 affects Netty in HTTP handling. Before 4.2.13.Final and 4.1.133.Final, HttpObjectDecoder does not clear a conflicting Content-Length header when a request carries both Transfer-Encoding: chunked and Content-Length for HTTP/1.1; HTTP/1.0 requests lack this guard....

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 注入漏洞

Netty is a non-blocking I/O client-server framework developed by 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 an injection vulnerability. This...

Netty 输入验证错误漏洞

Netty is a non-blocking I/O client-server framework developed by 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 vulnerability related to input validatio...

Netty 环境问题漏洞

Netty is a non-blocking I/O client-server framework developed by 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 environmental issues. These issues stemmed...

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 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 环境问题漏洞

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 environmental issues. These issues were caused by...

Netty 注入漏洞

Netty is a non-blocking I/O client-server framework developed by 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 an injection 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...

Netty 安全漏洞

Netty is a non-blocking I/O client-server framework developed by 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 contained security vulnerabilities. These vulnerabilities stemmed from...

Netty 环境问题漏洞

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 environmental issues. These issues stemmed from...

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 安全漏洞

Netty is a non-blocking I/O client-server framework developed by the Netty community. It is primarily used for developing Java network applications, such as protocol servers and clients. Versions of Netty from 4.2.0.Final to 4.2.13.Final contain security vulnerabilities. These vulnerabilities ste...

Security Bulletin: DevOps Test Performance contains a vulnerability related to use of netty-codec-http

Summary Due to use of netty-codec-http, DevOps Test Performance and Rational Performance Tester contain a potential CRLF injection vulnerability. Vulnerability Details CVEID:CVE-2026-41417 DESCRIPTION: Netty allows request-line validation to be bypassed when a DefaultHttpRequest or...

Security Bulletin: IBM App Connect for Manufacturing is vulnerable to multiple vulnerabilities due to Netty and jackson-core (CVE-2026-33870, WS-2026-003)

Summary IBM App Connect for Manufacturing is vulnerable to a request smuggling attack and a Denial of Service attack due to Netty and jackson-core. Vulnerability Details CVEID:CVE-2026-33870 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. In versions prior to...

Unity Linux 20.1070e Security Update: netty (UTSA-2026-017789)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017789 advisory. HttpObjectDecoder.java in Netty before 4.1.44 allows a Content-Length header to be accompanied by a second Content-Length header, or by a Transfer-Encoding header...

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-2026-017795)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017795 advisory. The ZlibDecoders in Netty 4.1.x before 4.1.46 allow for unbounded memory allocation while decoding a ZlibEncoded byte stream. An attacker could send a large...

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...