GHSA-6VH2-WG4H-4VWJ Flowise: Unauthenticated Property Injection into Flow Execution Context via Ungated `overrideConfig` Spread in Prediction API

Summary The POST /api/v1/prediction/:id endpoint — which is unauthenticated whitelisted in WHITELISTURLS — accepts an overrideConfig object in the request body. This object is unconditionally spread into the internal flowConfig and flowData objects at two locations in the codebase without checkin...

NPM: Flowise: Unauthenticated Property Injection into Flow Execution Context via Ungated `overrideConfig` Spread in Prediction API

NPM: Flowise: Unauthenticated Property Injection into Flow Execution Context via Ungated overrideConfig Spread in Prediction API vulnerability discovered by ? in WordPress Npm flowise versions = 3.1.2...

CVE-2026-69258

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.3, the unauthenticated POST /api/v1/prediction/:id endpoint accepted an overrideConfig object and unconditionally spread it into internal flowConfig and flowData objects in...