EUVD-2026-56227

A flaw was found in the ChunkReader component of the Undertow HTTP server, which is used by WildFly and JBoss EAP to handle chunked transfer encoding. The issue occurs because the parser uses a single internal variable to store both the remaining chunk size and state flags. By sending a specially...

CVE-2026-14180

Summary : CVE-2026-14180 affects the Undertow HTTP server’s ChunkReader used by WildFly/JBoss EAP. The root cause is a single internal variable used for both the remaining chunk size and state flags, enabling a crafted oversized chunk-size request to cause overlap and trigger a second, “smuggled”...

CVE-2026-14180

A flaw was found in the ChunkReader component of the Undertow HTTP server, which is used by WildFly and JBoss EAP to handle chunked transfer encoding. The issue occurs because the parser uses a single internal variable to store both the remaining chunk size and state flags. By sending a specially...

.NET Security Feature Bypass Vulnerability

Inconsistent interpretation of http requests 'http request/response smuggling' in .NET allows an unauthorized attacker to bypass a security feature over a network...

CVE-2026-69243

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability allows a remote attacker to perform HTTP request smuggling due to an edge case in the WebSocket upgrade procedure. When a WebSocket upgrade request includes a body, the parser may switch protocols before...

Security Bulletin: IBM Transformation Extender Advanced is affected by a IBM WebSphere Application Server Liberty vulnerability

Summary IBM Transformation Extender Advanced, also known as IBM Standards Processing Engine, is vulnerable to IBM WebSphere Application Server Liberty's HTTP request smuggling vulnerability CVE-2026-11541 Vulnerability Details Refer to the security bulletins listed in the Remediation/Fixes sectio...

Fedora 43 : nghttp2 (2026-91dd0c29d6)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-91dd0c29d6 advisory. - fix HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055 Tenable has extracted the preceding...

PT-2026-70241

A flaw was found in the ChunkReader component of the Undertow HTTP server, which is used by WildFly and JBoss EAP to handle chunked transfer encoding. The issue occurs because the parser uses a single internal variable to store both the remaining chunk size and state flags. By sending a specially...

PT-2026-70591

Name of the Vulnerable Software and Affected Versions .NET affected versions not specified Description Inconsistent interpretation of HTTP requests, known as HTTP request/response smuggling, allows an unauthorized attacker to bypass security features over a network. HTTP request smuggling occurs...

nodejs: Node.js: Request smuggling via HTTP client header truncation

A flaw was found in Node.js. The Node.js HTTP client can cause a request desynchronization in forwarding proxies, potentially leading to request smuggling. This vulnerability arises when the HTTP client omits certain headers, such as Content-Length, from being visible to the proxy application whi...

CVE-2026-58044

A flaw was found in Node.js. The Node.js HTTP client can cause a request desynchronization in forwarding proxies, potentially leading to request smuggling. This vulnerability arises when the HTTP client omits certain headers, such as Content-Length, from being visible to the proxy application whi...

Security Bulletin: Security vulnerabilities have been found in IBM Verify Identity Access and IBM Security Verify Access

Summary Security vulnerabilities have been addressed in IBM Verify Identity Access and IBM Security Verify Access Vulnerability Details CVEID:CVE-2026-11932 DESCRIPTION: IBM Security Verify Identity Access is vulnerable to a denial of service attack. CWE:CWE-835: Loop with Unreachable Exit...

SUSE-SU-2026:23131-1 Security update for nodejs24

This update for nodejs24 fixes the following issues: Update to 24.18.1. - CVE-2026-54272: ip-address: misclassification of IPv4-mapped/NAT64 IPv6 addresses allows for bypass of SSRF and trust- boundary checks bsc1272882. - CVE-2026-56846: HTTP/2 retained headers can bypass maxSessionMemory limits...

SUSE-SU-2026:23154-1 Security update for nodejs22

This update for nodejs22 fixes the following issues: Update to 22.23.2. - CVE-2026-54272: ip-address: misclassification of IPv4-mapped/NAT64 IPv6 addresses allows for bypass of SSRF and trust- boundary checks bsc1272882. - CVE-2026-56846: HTTP/2 retained headers can bypass maxSessionMemory limits...

Astra Linux – Vulnerability in libsoup3

There is a vulnerability related to request smuggling in LibSoup’s HTTP/1 header parsing logic. The soupmessageheaders.AppendCommon function in libsoup/soup-message-headers.c appends each header value unconditionally, without checking for duplicates or conflicting Content-Length fields. This allo...

Astra Linux – Vulnerability in Erlang

Inconsistent interpretation of HTTP requests: The “HTTP Request Smuggling” vulnerability in Erlang OTP inets httpd module allows for HTTP requests to be disguised. This vulnerability is associated with the program file lib/inets/src/httpserver/httpdrequest.erl and the routine...

Security Bulletin: IBM Operational Decision Manager for July 2026 - Multiple CVEs addressed

Summary In addition to many updates of operating system level packages, the following security vulnerabilities are addressed with IBM Operational Decision Manager Vulnerability Details CVEID:CVE-2025-11143 DESCRIPTION: The Jetty URI parser has some key differences to other common parsers when...

nghttp2: nghttp2: HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests

A flaw in nghttp2's nghttpx proxy allows a remote attacker to perform HTTP request smuggling and cross-client response-queue poisoning. This occurs because the proxy ambiguously forwards HTTP/1.1 Upgrade requests that contain a Content-Length header to reusable keep-alive backend connections...

Security Bulletin: IBM® Db2® federated server is affected by multiple vulnerabilities in Netty open source libraries.

Summary IBM® Db2® federated server is affected by multiple vulnerabilities in Netty open source libraries. Vulnerability Details CVEID:CVE-2026-50020 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and...

SUSE CVE-2026-71554

h2 is a pure-Python implementation of a HTTP/2 protocol stack. Versions up to and including 4.4.0 accept request header blocks containing more than one Host header, and forward every Host header to the consuming application. Where the consumer downgrades HTTP/2 to HTTP/1.1, the resulting request...