aiohttp: AIOHTTP: HTTP Request Smuggling via WebSocket Upgrade

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...

aiohttp: AIOHTTP: HTTP Request Smuggling via WebSocket Upgrade

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...

JLSEC-2026-1380

Mongoose is an embedded web server and network library. Prior to 7.22, a remote unauthenticated attacker can exploit an HTTP/1.0 reverse-proxy deployment by sending a request with Transfer-Encoding: chunked and conflicting framing. The httpcb function in src/http.c tests hm.proto.len with an...

JLSEC-2026-1381

Mongoose is an embedded web server and network library. Priro to version 7.22, a remote unauthenticated attacker can send an HTTP request containing both Content-Length and Transfer-Encoding: chunked. The clcount and tecount checks in the mghttpparse and httpcb paths in src/http.c accept both...

.NET: .NET Core: .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...

.NET: .NET Core: .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...

.NET: .NET Core: .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...

Exploit for CVE-2025-24001

Patch: CVE-2025-24001 Vulnerability Details - CVE: CVE...

.NET: .NET Core: .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...

.NET: .NET Core: .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-2026-75922

Reverse::Proxy versions before 0.04 for Perl allow HTTP request smuggling via a percent-decoded PATHINFO written unencoded to the upstream request line. PSGI hands PATHINFO to an application percent-decoded, so a %XX sequence in the client URL has become a raw byte by the time the proxy sees it...

EUVD-2026-64662

Reverse::Proxy versions before 0.04 for Perl allow HTTP request smuggling via a percent-decoded PATHINFO written unencoded to the upstream request line. PSGI hands PATHINFO to an application percent-decoded, so a %XX sequence in the client URL has become a raw byte by the time the proxy sees it...

CVE-2026-75922 Reverse::Proxy versions before 0.04 for Perl allow HTTP request smuggling via a percent-decoded PATH_INFO written unencoded to the upstream request line

Reverse::Proxy versions before 0.04 for Perl allow HTTP request smuggling via a percent-decoded PATHINFO written unencoded to the upstream request line. PSGI hands PATHINFO to an application percent-decoded, so a %XX sequence in the client URL has become a raw byte by the time the proxy sees it...

CVE-2026-75922

The Reverse::Proxy Perl module, in versions before 0.04 , is vulnerable to HTTP request smuggling . The issue occurs because PSGI provides a percent-decoded PATH_INFO to the application; a %XX sequence in the client URL becomes a raw byte which the proxy then appends unencoded to the upstream req...

CVE-2026-75922 Reverse::Proxy versions before 0.04 for Perl allow HTTP request smuggling via a percent-decoded PATH_INFO written unencoded to the upstream request line

Reverse::Proxy versions before 0.04 for Perl allow HTTP request smuggling via a percent-decoded PATHINFO written unencoded to the upstream request line. PSGI hands PATHINFO to an application percent-decoded, so a %XX sequence in the client URL has become a raw byte by the time the proxy sees it...

CVE-2026-75922: Inconsistent Interpretation of HTTP Requests

Reverse::Proxy versions before 0.04 for Perl allow HTTP request smuggling via a percent-decoded PATHINFO written unencoded to the upstream request line. PSGI hands PATHINFO to an application percent-decoded, so a %XX sequence in the client URL has become a raw byte by the time the proxy sees it...

PT-2026-79779

Name of the Vulnerable Software and Affected Versions Reverse::Proxy versions prior to 0.04 Description Reverse::Proxy for Perl allows HTTP request smuggling because it writes a percent-decoded PATH INFO unencoded to the upstream request line. PSGI provides PATH INFO to the application already...

SUSE CVE-2026-63382

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, the libevent evhttp parser in http.c inconsistently handles duplicate Transfer-Encoding headers, comma-separated Transfer-Encoding values, and bare line feeds in chunked framing. evhttpfindheader can select only the first...

SUSE SLED15 / SLES15 Security Update : sccache (SUSE-SU-2026:3674-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3674-1 advisory. - CVE-2026-25541: bytes: integer overflow in 'BytesMut:reserve' can lead to undefined behavior and crashes...

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

Summary IBM Transformation Extender Advanced, also known as IBM Standards Processing Engine, is vulnerable to IBM WebSphere Application Server Liberty's HTTP request smuggling CVE-2026-8646 and denial of service vulnerabilities CVE-2026-9320, CVE-2026-9071 Vulnerability Details Refer to the...