Important: Red Hat Security Advisory: nodejs:22 security update

An update for the nodejs:22 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

undici: undici: Denial of Service via unrequested WebSocket subprotocol

A flaw was found in undici. A remote attacker can exploit this vulnerability by responding with an unrequested WebSocket subprotocol during the opening handshake. This causes the undici WebSocket client to crash the entire Node.js process, leading to a denial of service DoS...

rapid7-CVE-2026-15409

CVE-2026-15409 Este repositorio contiene un exploit de prueba de concepto para CVE-2026-15409. Establece ejecución remota de código sin privilegios de root en SonicWall SMA 1000 implementando el protocolo Erlang esperado por localhost:1050 y canalizándolo a través del websocket para...

CVE-2020-13935

Exploit for WebSocket Vulnerability in Apache Tomcat CVE-2020-13935 In the corresponding blog post the analysis and exploitation of the vulnerability is explained in detail. Usage Clone the repository, then build the tcdos binary. Run the program as follows to test whether a particular WebSocket...

CVE-2026-39987

CVE-2026-39987 Exploit POC Overview This repository contains a Proof-of-Concept POC script for CVE-2026-39987, a pre-authentication Remote Code Execution RCE vulnerability in Marimo. The exploit leverages a WebSocket endpoint to execute arbitrary commands on the target system. Vulnerability Detai...

Astra Linux – Vulnerability in libsoup2.4

GNOME libsoup before version 3.6.1 has an infinite loop and consumes a large amount of memory during the reading of certain patterns of WebSocket data from clients...

Astra Linux – Vulnerability in libvncserver

It was discovered that the websockets.c file in LibVNCServer prior to version 0.9.12 did not properly decode certain WebSocket frames. A malicious attacker could exploit this by sending specially crafted WebSocket frames to a server, resulting in a heap-based buffer overflow...

Astra Linux – Vulnerability in Thunderbird, Firefox

A poorly handled security check during the creation of a WebSocket in a WebWorker caused the Content Security Policy’s connect-src header to be ignored. This could lead to connections being made to restricted origins from within WebWorkers. This vulnerability affects Firefox 109, Firefox ESR 102....

FreeRDP: FreeRDP: Denial of Service via integer overflow and double free in WinPR

A flaw was found in FreeRDP. A remote attacker, specifically a malicious RD Gateway peer, could send a crafted WebSocket Ping frame with an extended payload length. This action triggers an an integer overflow in the StreamEnsureRemainingCapacity function, leading to an integer wraparound and a...

CVE-2026-44578

🚨 CVE-2026-44578 — Vulnerabilidad SSRF en Next.js 📌 Resumen CVE-2026-44578 es una vulnerabilidad de alta gravedad de falsificación de solicitudes del lado del servidor SSRF que afecta aplicaciones Next.js auto-alojadas. Los atacantes pueden explotar solicitudes de actualización WebSocket...

CVE-2026-44578-next-js-ssrf

CVE-2026-44578 — Next.js WebSocket Upgrade SSRF Lab Self-contained lab to reproduce the CVE-2026-44578 vulnerability CWE-918, SSRF in self-hosted Next.js applications that use the built-in Node.js server. Field| Value ---|--- CVE| CVE-2026-44578 GHSA| GHSA-c4j6-fc7j-m34r CVSS 3.1| 8.6 HIGH...

CVE-2026-44578-PoC

CVE-2026-44578 - Next.js WebSocket SSRF PoC Vulnerability: Server-Side Request Forgery in Next.js WebSocket upgrade handler 13.4.13 → 15.5.15, 16.0.0 → 16.1.6 Usage Detect vulnerability python3 poc.py target.com:3000 --detect Tunnel to internal Redis python3 poc.py target.com:3000 --internal...

CVE-2020-13935

Exploit for WebSocket Vulnerability in Apache Tomcat CVE-2020-13935 In the corresponding blog post the analysis and exploitation of the vulnerability is explained in detail. Usage Clone the repository, then build the tcdos binary. Run the program as follows to test whether a particular WebSocket...

RHEL 8 : nodejs:22 (RHSA-2026:75870)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:75870 advisory. Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language...

Malicious code in ultimate-websocket (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 7574e423b830695141ee6e089006e0c355109e240c69881512806869cfee8114 package.json declares its only dependency node-net-pool as a bare tarball URL pointing at the mutable main branch of an unrelated GitHub user...

CVE-2024-12356

Unauthenticated Remote Code Execution in BeyondTrust Remote Support and Privileged Remote Access via Argument Injection and a PostgreSQL String-Escape Bypass Ethical Warning: Research, educational, and authorized testing purposes only. Please do not use against systems without permission...

CVE-2025-51495

Me gustaría informar sobre una vulnerabilidad de seguridad identificada en la última versión de Mongoose v7.17. El problema reside en el módulo WebSocket, específicamente dentro de la función mgwscb encargada de manejar los frames WebSocket entrantes. La función es vulnerable a un desbordamiento ...

CVE-2026-39987_RCE_PoC

CVE-2026-39987 — Marimo WebSocket RCE PoC Proof of Concept for CVE-2026-39987 , demonstrating remote command execution through the vulnerable WebSocket terminal endpoint. Disclaimer: This PoC is intended for authorized security testing and educational use only. Use it only against systems you own...

dnspython

dnspython INTRODUCTION dnspython is a DNS toolkit for Python. It supports almost all record types. It can be used for queries, zone transfers, and dynamic updates. It supports TSIG-authenticated messages and EDNS0. dnspython provides both high- and low-level access to DNS. The high-level classes...

awesome-websocket-security

Awesome WebSockets Security A collection of CVEs, research, and reference materials related to WebSocket security Contents WebSocket Library Vulnerabilities Conference Talks Common WebSocket Weaknesses WebSocket Security Tools Bug Bounty Writeups Useful blog posts WebSocket Library Vulnerabilitie...