HTTP Request Smuggling

Overview Affected versions of this package are vulnerable to HTTP Request Smuggling via the processing of duplicate Host headers. An attacker can bypass security checks enforced by a reverse proxy by sending requests with multiple Host headers, potentially causing the proxy and the backend to...

CVE-2026-34441

A flaw was found in cpp-httplib, a C++11 HTTP/HTTPS library. This vulnerability, known as HTTP Request Smuggling, allows a remote attacker to embed an arbitrary HTTP request within the body of a GET request. The server's static file handler fails to consume the entire request body, leaving unread...

HTTP Request Smuggling

Overview Affected versions of this package are vulnerable to HTTP Request Smuggling via the static file handler when it serves GET responses without consuming the request body. An attacker can inject and have the server process unintended HTTP requests by embedding arbitrary HTTP requests inside...

Amazon Linux 2023 : nodejs24, nodejs24-devel, nodejs24-full-i18n (ALAS2023-2026-1526)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1526 advisory. Undici allows duplicate HTTP Content-Length headers when they are provided in an array with case-variant names e.g., Content-Length and content-length. This produces malformed HTTP/1.1 request...

Amazon Linux 2023 : nodejs22, nodejs22-devel, nodejs22-full-i18n (ALAS2023-2026-1525)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1525 advisory. Undici allows duplicate HTTP Content-Length headers when they are provided in an array with case-variant names e.g., Content-Length and content-length. This produces malformed HTTP/1.1 request...

CVE-2026-34441

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.40.0, cpp-httplib is vulnerable to HTTP Request Smuggling. The server's static file handler serves GET responses without consuming the request body. On HTTP/1.1 keep-alive connections, the unread...

CVE-2026-34441

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.40.0, cpp-httplib is vulnerable to HTTP Request Smuggling. The server's static file handler serves GET responses without consuming the request body. On HTTP/1.1 keep-alive connections, the unread...

UBUNTU-CVE-2026-34441

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.40.0, cpp-httplib is vulnerable to HTTP Request Smuggling. The server's static file handler serves GET responses without consuming the request body. On HTTP/1.1 keep-alive connections, the unread...

CVE-2026-34441

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.40.0, cpp-httplib is vulnerable to HTTP Request Smuggling. The server's static file handler serves GET responses without consuming the request body. On HTTP/1.1 keep-alive connections, the unread...

CVE-2026-34441 cpp-httplib: HTTP Request Smuggling via Unconsumed GET Request Body

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.40.0, cpp-httplib is vulnerable to HTTP Request Smuggling. The server's static file handler serves GET responses without consuming the request body. On HTTP/1.1 keep-alive connections, the unread...

CVE-2026-34441 cpp-httplib: HTTP Request Smuggling via Unconsumed GET Request Body

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.40.0, cpp-httplib is vulnerable to HTTP Request Smuggling. The server's static file handler serves GET responses without consuming the request body. On HTTP/1.1 keep-alive connections, the unread...

CVE-2026-34441

cpp-httplib (C++11 single-file header-only HTTP/HTTPS library) is vulnerable to HTTP Request Smuggling prior to version 0.40.0. The server’s static file handler serves GET responses without consuming the request body, so on HTTP/1.1 keep-alive connections unread body bytes remain on the TCP strea...

EUVD-2026-17672

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.40.0, cpp-httplib is vulnerable to HTTP Request Smuggling. The server's static file handler serves GET responses without consuming the request body. On HTTP/1.1 keep-alive connections, the unread...

CVE-2026-34441

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.40.0, cpp-httplib is vulnerable to HTTP Request Smuggling. The server's static file handler serves GET responses without consuming the request body. On HTTP/1.1 keep-alive connections, the unread...

Security Bulletin: Multiple security vulnerabilities in IBM Business Automation Manager Open Editions

Summary In addition to many updates of operating system level packages, the following security vulnerabilities are addressed in IBM Business Automation Manager Open Editions 9.4.0 Vulnerability Details CVEID:CVE-2026-1525 DESCRIPTION: Undici allows duplicate HTTP Content-Length headers when they...

PT-2026-29373

Name of the Vulnerable Software and Affected Versions cpp-httplib versions prior to 0.40.0 Description cpp-httplib is vulnerable to HTTP Request Smuggling. The server's static file handler serves GET responses without consuming the request body. On HTTP/1.1 keep-alive connections, the unread body...

SUSE CVE-2026-33870

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 fi...

curl: CRLF Injection in HAProxy PROXY Protocol via CURLOPT_HAPROXY_CLIENT_IP allows IP spoofing and protocol injection

Summary: CURLOPTHAPROXYCLIENTIP introduced in curl 8.2.0 accepts arbitrary strings without any validation or sanitization before injecting them into the HAProxy PROXY protocol v1 header. An attacker who can influence the value passed to this option e.g., through a web application that proxies...

Linux Distros Unpatched Vulnerability : CVE-2026-28367

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in Undertow. A remote attacker can exploit this vulnerability by sending \r\r\r as a header block terminator. This can be used for request...

Linux Distros Unpatched Vulnerability : CVE-2026-33870

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 strin...