netty: io.netty/netty-codec-http: Netty: Request smuggling via malformed Transfer-Encoding parsing

A flaw was found in Netty. This vulnerability allows a remote attacker to perform request smuggling attacks due to incorrect parsing of malformed Transfer-Encoding headers. By exploiting this flaw, an attacker can bypass security controls and potentially access sensitive information or manipulate...

Apache2 - Transfer-Encoding Chunked XSS

Apache2 PHP before 5.6.38, 7.0.x before 7.0.32, 7.1.x before 7.1.22, and 7.2.x before 7.2.10 contain a reflected cross-site scripting vulnerability caused by mishandling of chunked transfer-encoding requests in sapi/apache2handler/sapiapache2.c. Attackers can execute malicious scripts via crafted...

CVE-2026-97689

urllib3 is an HTTP client library for Python. From 1.10.3 until 2.8.0, the HTTPResponse.readchunked and HTTPResponse.stream methods can allocate unbounded memory because the streaming chunk parser buffers the chunk-size field until newline or EOF without a length bound. The trigger is that a...

CVE-2026-97689

The urllib3 Python HTTP client library (versions 1.10.3 through 2.8.0 ) is vulnerable to an unbounded memory allocation issue in the HTTPResponse.read_chunked and HTTPResponse.stream methods. The root cause is that the streaming chunk parser buffers the chunk-size field until it encounters a newl...

EUVD-2026-89017

urllib3 is an HTTP client library for Python. From 1.10.3 until 2.8.0, the HTTPResponse.readchunked and HTTPResponse.stream methods can allocate unbounded memory because the streaming chunk parser buffers the chunk-size field until newline or EOF without a length bound. The trigger is that a...

CVE-2026-97689 urllib3: HTTPResponse.stream()/read_chunked() buffers an unbounded chunk-size line into memory

urllib3 is an HTTP client library for Python. From 1.10.3 until 2.8.0, the HTTPResponse.readchunked and HTTPResponse.stream methods can allocate unbounded memory because the streaming chunk parser buffers the chunk-size field until newline or EOF without a length bound. The trigger is that a...

CVE-2026-77756

A flaw was found in Apache Tomcat. This vulnerability, known as HTTP Request/Response Smuggling, occurs when Tomcat processes the transfer-encoding header for an HTTP/1.0 request while operating behind a reverse proxy. A remote attacker could exploit this to cause a denial of service, leading to...

CVE-2026-66752-HTTP-Request-Smuggling-via-Unparsed-Transfer-Encoding-Values-tiny_http-

Aviso de Seguridad: Contrabando de peticiones HTTP mediante valores Transfer-Encoding no analizados tinyhttp ID de CVE asignado: CVE-2026-66752 Resumen tinyhttp solo comprueba si hay una cabecera Transfer-Encoding. Nunca examina su valor. Cualquier valor, incluidos codings que no son chunked y...

CVE-2024-14029

A vulnerability was discovered in Tornado where it improperly handles HTTP requests containing duplicate Transfer-Encoding: chunked headers. When duplicate Transfer-Encoding headers are present in an incoming request, Tornado ignores them and treats the request as body-less, leaving the chunked...

EUVD-2026-88220

Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' vulnerability in elixir-mint mint allows a malicious HTTP/1 server to desynchronize an intermediary and the Mint client on a pooled connection, poisoning the responses to subsequent requests that share the connection...

CVE-2026-94194 Mint HTTP/1 client applies chunked framing when chunked is not the final transfer coding, enabling response smuggling through intermediaries

Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' vulnerability in elixir-mint mint allows a malicious HTTP/1 server to desynchronize an intermediary and the Mint client on a pooled connection, poisoning the responses to subsequent requests that share the connection...

CVE-2026-94194

The elixir-mint library (versions 0.1.0 to 1.11.0 ) is vulnerable to HTTP Request/Response Smuggling due to the inconsistent interpretation of HTTP/1 framing. Specifically, the message_body/1 function in lib/mint/http1.ex incorrectly applies chunked framing when chunked is the first coding listed...

EEF-CVE-2026-94194 Mint HTTP/1 client applies chunked framing when chunked is not the final transfer coding, enabling response smuggling through intermediaries

Summary Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' vulnerability in elixir-mint mint allows a malicious HTTP/1 server to desynchronize an intermediary and the Mint client on a pooled connection, poisoning the responses to subsequent requests that share the...

CVE-2020-25613

POC POST / HTTP/1.1 Host: 127.0.0.1:1080 Content-Type: text/html Content-Length: 129 Connection: keep-alive Transfer-Encoding: 0xb chunked 1 A 0 POST /flag HTTP/1.1 Host: 127.0.0.1:1080 Content-Length: 180 Connection: keep-alive Content-Type: text/html URI:...

CVE-2013-2028-Exploit

Exploit de CVE-2013-2028 Detalles de la vulnerabilidad Software vulnerable: Nginx 1.3.9 Función vulnerable: ngxhttpparsechunked CVE-2013-2028 es una vulnerabilidad de desbordamiento de entero en el analizador de codificación de transferencia fragmentada HTTP de Nginx. Bajo las condiciones objetiv...

CVE-2026-67181-HTTP-Request-Smuggling-via-Transfer-Encoding-Desynchronization-rouille-

Aviso de seguridad: Contrabando de peticiones HTTP mediante desincronización de Transfer-Encoding rouille ID de CVE asignado: CVE-2026-67181 Resumen rouille::proxy::proxy reenvía la cabecera Transfer-Encoding del cliente al backend sin cambios, pero escribe el cuerpo de la petición que tinyhttp y...

nodejs-http-transfer-encoding-smuggling-poc

nodejs-http-transfer-encoding-smuggling-poc PoC de HTTP Request Smuggling en nodejs CVE-2020-8287 src/index.js header: 'Host', '127.0.0.1', 'Transfer-Encoding', 'chunked', 'Transfer-Encoding', 'eee' , body: 'A' header: 'Host', '127.0.0.1' , body: '' data: 'HTTP/1.1 200 OK\r\n' + 'Date: Tue, 05 Ja...

CVE-2025-55315-detection-playground

Aquí hay algunas pruebas que se pueden realizar contra estos servicios para observar diferentes comportamientos en las rutas GET/POST entre las versiones parcheadas y no parcheadas de Kestrel. GET contra la versión no parcheada envía 200 y el socket permanece abierto printf 'GET / HTTP/1.1\r\nHos...

SUSE CVE-2026-77756

Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' vulnerability in Apache Tomcat caused by processing the transfer-encoding header for an HTTP/1.0 request may allow an attacker to cause one request from another user to fail when Tomcat is located behind a reverse prox...

Linux Distros Unpatched Vulnerability : CVE-2026-77756

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' vulnerability in Apache Tomcat caused by processing the transfer-encoding header...