CVE-2026-61642

The Squid caching proxy is vulnerable to an HTTP Request Smuggling attack due to an improper enforcement of behavioral workflow in its HTTP/1.1 Transfer-Encoding handling. Specifically, the header parsing logic in src/HttpHeader.cc incorrectly accepted the bare Transfer-Encoding: identity form, w...

Security Bulletin: IBM Terracotta is affected by Jetty vulnerabilities that could allow attackers to bypass security controls, hijack user sessions, or access unauthorized data

Summary IBM Terracotta utilizes Jetty as a lightweight Java-based web server and servlet container that allows developers to run web applications and provide machine-to-machine communications. Vulnerability Details CVEID:CVE-2026-19203 DESCRIPTION: A client may issue specially crafted HTTP/1.1...

Microsoft ASP.NET: CVE-2026-70188: ASP.NET Core Security Feature Bypass Vulnerability

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

CVE-2026-61642: Inconsistent Interpretation of HTTP Requests

Squid is a caching proxy for the Web. From 3.3.0.1 to before 7.6, due to an improper enforcement of behavioral workflow bug, Squid is vulnerable to a Request Smuggling attack against HTTP/1.1 Transfer-Encoding. HTTP header parsing src/HttpHeader.cc accepted the bare Transfer-Encoding: identity...

Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS : .NET vulnerabilities (USN-8641-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8641-1 advisory. Miha Zupan discovered that .NET did not properly interpret certain HTTP requests. An attacker could possibly use this issue to...

Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : Netty vulnerabilities (USN-8654-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8654-1 advisory. It was discovered that Netty did not properly handle malformed HTTP/2 control frames. An attacker could use this to...

SAP-memory-pipes-desynchronization-vulnerability-MPI-CVE-2022-22536

SAP-memory-pipes-desynchronization-vulnerability-MPI-CVE-2022-22536 What is the vulnerability about? SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP Platform, SAP Content Server 7.53 and SAP Web Dispatcher are vulnerable for request smuggling and request...

echteeteepee

HTTP/1 Desync Vulnerability Testing Tools This repository contains defensive security tools for detecting HTTP/1 request smuggling desync vulnerabilities based on groundbreaking research by James Kettle of PortSwigger. Research Attribution This work is directly inspired by and implements techniqu...

CVE-2026-29057-POC

CVE-2026-29057 — Next.js Request Smuggling Lab This repository is a focused presentation lab for CVE-2026-29057. It compares a vulnerable Next.js target 15.5.12 with the patched release 15.5.13 using the same topology and raw HTTP payload. Use it only in an isolated lab. Request-desynchronization...

CVE-2019-20372

CVE-2019-20372 This repository is for educational purposes only. /server vulnerable server run ./server.sh /exploit.py exploit script run python3 exploit.py importante! https://blkcipher.pl/assets/pdfs/2019-12-10-errorpagerequestsmuggling.pdf https://github.com/vuongnv3389-sec/CVE-2019-20372 why...

http-terminator

http-terminator An AI-assisted research pipeline for discovering and exploiting HTTP request-smuggling / response-desynchronisation vulnerabilities. Published as a reference companion to the research; parts are runnable see the matrix below. The pipeline URL / RFC ──▶ seeker ──▶ flamer ──▶...

Security Bulletin: IBM Integrated Analytics System (IIAS) is affected by an HTTP request smuggling vulnerability due to Eclipse Jetty

Summary Eclipse Jetty is used by IBM Integrated Analytics System as a web server and servlet container. CVE-2026-19203 affects Eclipse Jetty due to accepting a lone line-feed LF character as a terminator in chunked request parsing such as in chunk extensions, chunk data termination, or trailer...

Security Bulletin:Vulnerabilities exists in Jetty package used by IBM Netezza Appliance

Summary Vulnerabilities identified in IBM Netezza Appliance have been addressed in the latest security patch release of NPS. Vulnerability Details CVEID:CVE-2026-19203 DESCRIPTION: A client may issue specially crafted HTTP/1.1 chunked requests to a Jetty server that cause Jetty and an intermediar...

CVE-2022-45059-demo

CVE-2022-45059-demo Varnish Cache releases 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.1.0, 7.1.1 and 7.2.0 have a request smuggling vulnerability where an attacker can request that the content-length header is made hop-by-hop. This is a demo consisting of a Spring Boot web application running behind a...

Qlik Sense Enterprise - HTTP Request Smuggling

An HTTP Request Tunneling vulnerability found in Qlik Sense Enterprise for Windows for versions May 2023 Patch 3 and earlier, February 2023 Patch 7 and earlier, November 2022 Patch 10 and earlier, and August 2022 Patch 12 and earlier allows a remote attacker to elevate their privilege by tunnelin...

Important: libsoup

Issue Overview: A flaw was found in libsoup. When reassembling fragmented WebSocket messages into a GByteArray, libsoup did not adequately cap total message size against the limits of the underlying buffer type. A remote peer could send fragments that caused size truncation while the implementati...

EulerOS 2.0 SP11 : nghttp2 (EulerOS-SA-2026-4258)

According to the versions of the nghttp2 package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : nghttp2's nghttpx proxy through 1.69.0 forwards an HTTP/1.1 Upgrade request that also carries a Content- Length header and body onto reusable...

EulerOS 2.0 SP11 : nghttp2 (EulerOS-SA-2026-4348)

According to the versions of the nghttp2 package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : nghttp2's nghttpx proxy through 1.69.0 forwards an HTTP/1.1 Upgrade request that also carries a Content- Length header and body onto reusable...

Amazon Linux 2 : libsoup (ALAS-2026-3998)

The version of libsoup installed on the remote host is prior to 2.56.0-6. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3998 advisory. A flaw was found in libsoup. When reassembling fragmented WebSocket messages into a GByteArray, libsoup did not adequatel...

TencentOS Server 3: libevent (TSSA-2026:1140)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:1140 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...