CVE-2026-1731

CVE-2026-1731 BeyondTrust Remote Support PoC de RCE pre-autenticación !WARNING Este script está destinado únicamente a fines educativos y de investigación. No lo utilices contra sistemas sin permiso explícito. El acceso o las pruebas no autorizados son ilegales y poco éticos. Lee el DESCARGO DE...

CVE-2026-39987-PoC

CVE-2026-39987 PoC Summary Marimo = 0.20.4 is affected by a pre-authentication RCE vulnerability in the /terminal/ws WebSocket endpoint. The endpoint checks the application mode and terminal support, but does not validate authentication before accepting the WebSocket connection. It then creates a...

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

POC del Exploit CVE-2026-39987 Descripción general Este repositorio contiene un script de Prueba de Concepto POC para CVE-2026-39987, una vulnerabilidad de Ejecución Remota de Código RCE previa a la autenticación en Marimo. El exploit aprovecha un endpoint WebSocket para ejecutar comandos...

CVE-2024-12356

Ejecución Remota de Código No Autenticada en BeyondTrust Remote Support y Privileged Remote Access mediante Inyección de Argumentos y una Omisión del Escape de Cadenas de PostgreSQL Advertencia Ética: Solo para fines de investigación, educativos y de pruebas autorizadas. No lo utilice contra...

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...

CVE-2026-39987_POC

PoC — CVE-2026-39987 · RCE Pre-Auth en Marimo CVSS 4.0: 9.3 Crítico · AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H Afecta a: marimo 2 llamadas a validateauth. terminal.py - 0 @requires, 0 validateauth. -- el fallo. El middleware AuthBackend protege HTTP y el websocket /ws, pero /terminal/ws acepta la...

CVE-2026-39987

CVE-2026-39987 For Marimo 0.20.4 PoC ⚠️ This tool is intended for educational purposes and authorized security testing only. The creator is not responsible for any unauthorized or illegal use. Use at your own risk. ⚠️ Info: CVE-2026-39987 is a critical pre-authentication Remote Code Execution RCE...

CVE-2026-5173

🦊 CVE-2026-5173: PoC de Ejecución No Autorizada de Métodos en GitLab WebSocket 🛠️ Resumen CVE-2026-5173 permite a un atacante autenticado con bajos privilegios invocar métodos backend restringidos a través del endpoint WebSocket /-/cable de GitLab, específicamente mediante GraphqlChannel. Esto...

CVE-2026-39987

CVE-2026-39987 - Marimo Pre-Authentication RCE CVE-2026-39987 is a critical pre-authentication Remote Code Execution RCE vulnerability affecting Marimo, a reactive Python notebook environment. The vulnerability exists in Marimo's terminal WebSocket endpoint: /terminal/ws The endpoint failed to...

CVE-2026-42228

GHSA-f77h-j2v7-g6mw — Secuestro de ejecución de chat no autenticado en n8n CVE: CVE-2026-42228 Severidad: Alta Afectado: n8n 1.123.32 Corregido en: n8n 1.123.32 / 2.17.4 / 2.18.1 Resumen de la vulnerabilidad chat-service.ts :: startSession acepta un executionId de la cadena de consulta del...

CVE-2026-39987-Lab

CVE-2026-39987 — Laboratorio de RCE por WebSocket de Terminal Pre-Auth en marimo Laboratorio Docker solo-local para reproducir y comprender CVE-2026-39987 en marimo. Este proyecto compara un servicio marimo vulnerable con un servicio marimo parcheado lado a lado, y luego demuestra la diferencia...

CVE-2026-39987

⚠️ CVE-2026-39987 — Shell sin autenticación en marimo 0.23.0 Una herramienta reactiva de cuadernos de Python dio a los atacantes una shell completa con una sola petición WebSocket. 📌 Resumen CVE-2026-39987 es una vulnerabilidad crítica de RCE sin autenticación previa en marimo — un popular cuadern...

UBUNTU-CVE-2026-76183

Authentication Bypass by Alternate Name vulnerability in Apache Tomcat allowed the security constraints for any WebSocket endpoint to be bypassed. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0.M1 through 9.0.121. The following version...

Linux Distros Unpatched Vulnerability : CVE-2026-76183

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Authentication Bypass by Alternate Name vulnerability in Apache Tomcat allowed the security constraints for any WebSocket endpoint to be bypassed. This issue...

EUVD-2026-85225

Authentication Bypass by Alternate Name vulnerability in Apache Tomcat allowed the security constraints for any WebSocket endpoint to be bypassed. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0.M1 through 9.0.121. The following version...

EUVD-2026-85151

An unauthenticated local attacker can connect to the MQTT broker over its localhost WebSocket endpoint in Acer NitroSense software versions up to and including 5.2.62. This allows the attacker to invoke exposed ddsc RPC functions, including childprocess.execSync, resulting in arbitrary command...

CVE-2026-76183: Authentication Bypass by Alternate Name

Authentication Bypass by Alternate Name vulnerability in Apache Tomcat allowed the security constraints for any WebSocket endpoint to be bypassed. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0.M1 through 9.0.121. The following version...

CVE-2026-50227: Missing Authentication for Critical Function

An unauthenticated local attacker can connect to the MQTT broker over its localhost WebSocket endpoint in Acer NitroSense software versions up to and including 5.2.62. This allows the attacker to invoke exposed ddsc RPC functions, including childprocess.execSync, resulting in arbitrary command...

undertow: undertow-websockets: Undertow: Pre-Auth DoS on websocket endpoint with @ServerEndpoint class with any @OnMessage method

A flaw was found in Undertow. A remote attacker can cause Out of Memory on websockets endpoint without authentication on any @ServerEndpoint class that has any @OnMessage method. This allows an attacker to cause Denial of Service attack without authentication and using only a standard WebSocket...