CVE-2021-40346

CVE-2021-40346: HAProxy HTTP Request Smuggling - ACL Bypass Overview This project demonstrates CVE-2021-40346 , a critical integer overflow vulnerability in HAProxy that enables HTTP Request Smuggling attacks to bypass security controls. CVSSv3 Score: 7.5 High Contributors: 1. Boian Eduard 2...

SpringCloudFunction-Research

SpringCloudFunction-Research CVE-2022-22963 research Environment vulfocus/spring-cloud-function-rce:latest Cause Parsing issue of the spring.cloud.function.routing-expression parameter in the Request Header, leading to injection Payload attacks. Reference...

CVE-2026-42945-NGINX-Rift-Toolkit

CVE-2026-42945 Nginx Rift Vulnerability Toolkit Comprehensive toolkit for scanning, patching, and testing CVE-2026-42945 - a critical RCE vulnerability in nginx Table of Contents Overview CVE Details Features Toolkit Components Requirements Installation Usage Workflow Examples Security...

email-header-analyzer

Analizador de Cabeceras de Correo Electrónico MHA ¿Qué es el Analizador de Cabeceras de Correo Electrónico MHA? El Analizador de Cabeceras de Correo Electrónico es una herramienta escrita en flask para analizar cabeceras de correo electrónico y convertirlas a un formato legible por humanos, y...

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...

CVE-2025-4476-Exploit

CVE-2025-4476-Exploit A small Python test client to send HTTP GET requests with an oversized Authorization: Basic header. This tool is intended for lab testing and research into header-parsing issues e.g., null-dereference / crash bugs such as CVE-2025-4476 in libsoup. It demonstrates how a...

cve-2025-54874-poc

Reference https://github.com/uclouvain/openjpeg/pull/1573 https://www.cvedetails.com/cve/CVE-2025-54874/ https://securitylab.github.com/advisories/GHSL-2025-057OpenCV/ Test Env openjpeg-2.5.1 Linux 6.10.14-linuxkit x8664 GNU/Linux Description the function call chain is: opjreadheader →...

CVE-2021-40346

CVE-2021-40346 Integer overflow on header request internal representation allows HTTP request smuggling. This repository presents a PoC built with docker-compose using two docker images: one with a vulnerable version of HaProxy in this case 2.2.16 and one with a Flask web server using Gunicorn as...

Rocky Linux 9 [CIQ] Security Update: grafana / grafana-debuginfo / grafana-debugsource / grafana-selinux (crlsa-2025_3344)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20253344 advisory. golang-jwt/jwt: jwt-go allows excessive memory allocation during header parsing CVE-2025-30204 Tenable has extracted the preceding description block directly from t...

Rocky Linux 9 [CIQ] Security Update: opentelemetry-collector (crlsa-2025_3411)

The Rocky Linux 9 host has a package installed that is affected by a vulnerability as referenced in the CIQ crlsa-20253411 advisory. golang-jwt/jwt: jwt-go allows excessive memory allocation during header parsing CVE-2025-30204 Tenable has extracted the preceding description block directly from t...

Rocky Linux 9 [CIQ] Security Update: pcs / pcs-snmp Multiple Vulnerabilities (crlsa-2023_2652)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20232652 advisory. pcs: webpack: Regression of CVE-2023-28154 fixes in the Rocky Linux CVE-2023-2319 rubygem-rack: Denial of service in Multipart MIME parsing CVE-2023-27530...

AlmaLinux 9.6 [TuxCare] Security Update: libsoup / libsoup-devel / libsoup-doc (ALMALINUX9.6:CLSA-2026:1778836031)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778836031 advisory. - A request smuggling vulnerability exists in libsoup's HTTP/1 header parsing logic. The soupmessageheadersappendcommon function in...

Rocky Linux 8 [CIQ] Security Update: pcs / pcs-snmp Multiple Vulnerabilities (crlsa-2023_3082)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20233082 advisory. rubygem-rack: Denial of service in Multipart MIME parsing CVE-2023-27530 rubygem-rack: denial of service in header parsing CVE-2023-27539 Tenable has...

Rocky Linux 8 [CIQ] Security Update: osbuild-composer / osbuild-composer-core / etc (crlsa-2025_7967)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20257967 advisory. golang-jwt/jwt: jwt-go allows excessive memory allocation during header parsing CVE-2025-30204 Tenable has extracted the preceding description block directly from t...

Rocky Linux 8 [CIQ] Security Update: pcs / pcs-snmp Multiple Vulnerabilities (crlsa-2024_2953)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20242953 advisory. rubygem-rack: Denial of Service Vulnerability in Rack Content-Type Parsing CVE-2024-25126 rubygem-rack: Possible DoS Vulnerability with Range Header in Rac...

GHSA-8WJV-2P76-3863 PyJWT: Uncaught RecursionError in jwt.decode() on deeply nested token header

Package pyjwt PyPI Affected versions tested & verified on: 2.13.0. Every version whose PyJWS.load translates only ValueError is affected Description PyJWS.looad jwt/apijws.py:337 splits the compact token, base64url decodes the header segment and hands it to json.loads before verifysignature runs...

CVE-2024-39929

CVE-2024-39929 PoC Vulnerability Brief Exim through 4.97.1 misparses a multiline RFC 2231 header filename, and thus remote attackers can bypass a $mimefilename extension-blocking protection mechanism, and potentially deliver executable attachments to the mailboxes of end users. How does this...

BIT-LIBPYTHON-2024-6232 Regular-expression DoS when parsing TarFile headers

There is a MEDIUM severity vulnerability affecting CPython. Regular expressions that allowed excessive backtracking during tarfile.TarFile header parsing are vulnerable to ReDoS via specifically-crafted tar archives...

CVE-2026-92238

A maliciously constructed mail header could lead to multiple fields being parsed as one, or potential memory safety violations. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

Http4s Ember Transfer-Encoding value parsing (TE.CL / TE.0 request smuggling)

Summary Ember's HTTP/1.1 header parser matches the Transfer-Encoding header value with a case-sensitive substring test hValue.contains"chunked". RFC 9112 §7 requires transfer-coding names to be compared case-insensitively. A request carrying Transfer-Encoding: Chunked capital C is therefore not...