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...

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...

CVE-2026-69258

Flowise , an open-source drag-and-drop LLM flow builder, is vulnerable to unauthenticated property injection in versions prior to 3.1.3 . The POST /api/v1/prediction/:id endpoint accepts an overrideConfig object that is unconditionally spread into internal flowConfig and flowData objects without ...

CVE-2026-69258 Flowise: Unauthenticated Property Injection into Flow Execution Context via Ungated `overrideConfig` Spread in Prediction API

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...

Duplicate Advisory: Flowise OverrideConfig security vulnerability

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-5cph-wvm9-45gj. This link is maintained to preserve external references. Original Description Flowise before 2.1.4 allows configuration to be injected into the Chainflow during execution via the overrideConfig...

CVE-2024-58351 Flowise - Remote Code Execution via overrideConfig Parameter

Flowise before 2.1.4 allows configuration to be injected into the Chainflow during execution via the overrideConfig option, supported in both the frontend web integration and the backend Prediction API. Because this feature is enabled by default with no allow-list of permitted variables and relie...