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...

marimo_CVE-2026-39987_RCE_PoC

CVE-2026-39987 - Marimo This script is ONLY for educational purposes and authorized testing. Unauthorized use of this tool against systems without explicit permission is ILLEGAL. The author is not responsible for the misuse of this information. 📋 Description Marimo versions prior to 0.23.0 presen...

CVE-2026-39987_PoC

CVE-2026-39987-PoC Disclaimer This script is for educational and authorized testing purposes ONLY. Unauthorized use of this tool against systems without explicit permission is ILLEGAL. The author is not responsible for any misuse of this information. Marimo versions prior to 0.23.0 have a critica...

CVE-2026-39987

⚠️ CVE-2026-39987 — Unauthenticated Shell in marimo 0.23.0 A reactive Python notebook tool gave attackers a full shell in one WebSocket request. 📌 Overview CVE-2026-39987 is a critical pre-auth RCE vulnerability in marimo — a popular open-source reactive notebook for Python modern Jupyter...

CVE-2026-39987-Marimo-Preauth-RCE

CVE-2026-39987 Marimo Pre-auth RCE Research Overview This project focuses on CVE-2026-39987, a pre-authentication Remote Code Execution vulnerability in Marimo related to the terminal WebSocket endpoint /terminal/ws. Marimo is an open-source reactive Python notebook that allows users to write and...

Exploit for Missing Authentication for Critical Function in Coreweave Marimo

CVE-2026-39987 — Marimo WebSocket RCE PoC Proof of Concept fo...

Exploit for Missing Authentication for Critical Function in Coreweave Marimo

CVE-2026-39987 — marimo Pre-Auth Terminal WebSocket RCE Lab...

CVE-2026-39987: Missing Authentication for Critical Function

marimo is a reactive Python notebook. Prior to 0.23.0, Marimo has a Pre-Auth RCE vulnerability. The terminal WebSocket endpoint /terminal/ws lacks authentication validation, allowing an unauthenticated attacker to obtain a full PTY shell and execute arbitrary system commands. Unlike other WebSock...