Flowise: RCE via NodeVM Sandbox Escape in executeJavaScriptCode() nodeVMOptions Override

Summary A sandbox escape vulnerability in executeJavaScriptCode allows any authenticated user to execute arbitrary system commands as root on the Flowise server. The function accepts caller-provided nodeVMOptions that override the default sandbox security settings via JavaScript's spread operator...

CVE-2026-69254 Flowise: RCE via NodeVM Sandbox Escape in executeJavaScriptCode() nodeVMOptions Override

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.3, executeJavaScriptCode accepted caller-provided nodeVMOptions and merged them over the default NodeVM security settings in packages/components/src/utils.ts. An authenticated attacker reaching...

CVE-2026-46442

Flowise prior to v3.1.2 exposes an unauthenticated route POST /api/v1/node-custom-function that can accept arbitrary JavaScript in a Custom JS Function node. If E2B_APIKEY is not configured, code runs in a NodeVM sandbox and can be escaped to reach host process and execute system commands, enabli...

NocoBase 2.0.27 - VM Sandbox Escape

Exploit Title: NocoBase 2.0.27 - VM Sandbox Escape Date: 2026-03-26 Exploit Author: Onurcan Genç Vendor Homepage: https://www.nocobase.com/ Software Link: https://github.com/nocobase/nocobase Version: -u -P --cmd "id" python3 exploit.py -t TARGE...

GHSA-XHMJ-RG95-44HV Flowise: SSRF Protection Bypass via Unprotected Built-in HTTP Modules in Custom Function Sandbox

Summary A Server-Side Request Forgery SSRF protection bypass vulnerability exists in the Custom Function feature. While the application implements SSRF protection via HTTPDENYLIST for axios and node-fetch libraries, the built-in Node.js http, https, and net modules are allowed in the NodeVM sandb...

CVE-2025-34267 Flowise Authenticated Command Execution and Sandbox Bypass via Puppeteer & Playwright Packages

Flowise v3.0.1 3.0.8 and all versions after with 'ALLOWBUILTINDEP' enabled contain an authenticated remote code execution vulnerability and node VM sandbox escape due to insecure use of integrated modules Puppeteer and Playwright within the nodevm execution environment. An authenticated attacker...

CVE-2025-34267: Improper Neutralization of Special Elements used in a Command

Flowise v3.0.1 3.0.8 and all versions after with 'ALLOWBUILTINDEP' enabled contain an authenticated remote code execution vulnerability and node VM sandbox escape due to insecure use of integrated modules Puppeteer and Playwright within the nodevm execution environment. An authenticated attacker...