📄 Node-RED 5.0.4 Unauthenticated Denial of Service

A proof of concept exploit for an unauthenticated denial of service vulnerability in Node-RED version 5.0.4. The vulnerability is triggered by a path traversal primitive that allows a bare .. segment to reach the library save path, ultimately causing an unhandled promise rejection and process...

CVE-2026-71269 Node-RED Library API Path Traversal Leading to Arbitrary File Read/Write

Node-RED's local-filesystem library storage module getLibraryEntry and saveLibraryEntry in packages/nodemodules/@node-red/runtime/lib/storage/localfilesystem/library.js, reachable via GET/POST /library/:lib/:type/path, joins the user-supplied path parameter directly into the filesystem path via...