Apache Tomcat - HTTP Request Smuggling

Apache Tomcat from versions 8.5.0 to 8.5.93, 9.0.0-M1 to 9.0.81, 10.1.0-M1 to 10.1.13, and 11.0.0-M1 to 11.0.0-M11 contain an improper input validation caused by incorrect parsing of HTTP trailer headers, letting attackers craft headers to cause request smuggling, exploit requires sending malicio...

Moderate: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

Moderate: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

nghttp2 security update

1.68.0-3.2 - fix HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055...

nghttp2 security update

1.43.0-6.2 - fix HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055...

CVE-2026-65370

ServiceTalk HTTP/1.x incorrectly handles malformed Transfer-Encoding which could result in request smuggling attacks. This vulnerability is addressed in servicetalk version 0.42.65...

Microsoft Security Advisory CVE-2026-62899 – .NET Security Feature Bypass Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in System.Net.HttpListener. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. Inconsistent interpretation of http...

GHSA-R6MH-95JW-G7QG Microsoft Security Advisory CVE-2026-62899 – .NET Security Feature Bypass Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in System.Net.HttpListener. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. Inconsistent interpretation of http...

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 Undertow-core: undertow:http request smuggling via oversized chunk-size bit overlap

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...

Linux Distros Unpatched Vulnerability : CVE-2026-14180

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 the ChunkReader component of the Undertow HTTP server, which is used by WildFly and JBoss EAP to handle chunked transfer encoding. The issue...

Fedora 44 : nghttp2 (2026-084c991d17)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-084c991d17 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...

Security Bulletin: IBM Storage Protect Server is affected by a vulnerability in the netty-codec-http library that could lead to HTTP request smuggling, desynchronization, or RTSP request injection.(CVE-2026-41417).

Summary IBM Storage Protect Server uses the netty-codec-http library in certain components. A vulnerability in netty could allow an attacker to inject malicious CRLF sequences into request URIs, resulting in HTTP request smuggling, protocol desynchronization, and the execution of unintended HTTP ...

CVE-2026-58047

HTTP Smuggling in cPanel allows potential leak of credentials...

CVE-2026-58047

HTTP Smuggling in cPanel allows potential leak of credentials...

MGASA-2026-0309 Updated nghttp2 packages fix a security vulnerability

The updated packages fix a security vulnerability: HTTP Request/Response Smuggling via Upgrade Request with Content-Length. CVE-2026-58055...

NewStart CGSL MAIN 6.06 : docker-image-check Multiple Vulnerabilities (NS-SA-2026-0055)

The remote NewStart CGSL host, running version MAIN 6.06, has docker-image-check packages installed that are affected by multiple vulnerabilities: - net/url in Go before 1.11.13 and 1.12.x before 1.12.8 mishandles malformed hosts in URLs, leading to an authorization bypass in some applications...

NewStart CGSL MAIN 6.06 : ipv6nat Multiple Vulnerabilities (NS-SA-2026-0062)

The remote NewStart CGSL host, running version MAIN 6.06, has ipv6nat packages installed that are affected by multiple vulnerabilities: - net/url in Go before 1.11.13 and 1.12.x before 1.12.8 mishandles malformed hosts in URLs, leading to an authorization bypass in some applications. This is...

CVE-2026-15325

IBM WebSphere Application Server and IBM WebSphere Application Server - Liberty is vulnerable to HTTP request smuggling due to improper handling of TRACE requests...

Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to HTTP Request/Response Smuggling in Starlette [CVE-2026-48710]

Summary IBM Watson Speech Services Cartridge is vulnerable to HTTP Request/Response Smuggling in Starlette, due to a routing algorithm which relies on the raw HTTP path while request.url is rebuilt from the Host header, potentially allowing a malformed header to make request.url.path differ from...