EUVD-2026-35110

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.1.2, POST /api/v1/node-custom-function lacks route-level authorization, allowing any authenticated user or API key to submit arbitrary JavaScript to the Custom JS Function node. When...

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...

Flowise code injection vulnerability

Flowise is an open-source tool developed by FlowiseAI, designed for easily building LLM applications. Versions of Flowise prior to 3.1.2 contained a code injection vulnerability. This vulnerability stemmed from the lack of routing-level authorization in the POST /api/v1/node-custom-function...

CVE-2026-46442: Improper Control of Generation of Code

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.1.2, POST /api/v1/node-custom-function lacks route-level authorization, allowing any authenticated user or API key to submit arbitrary JavaScript to the Custom JS Function node. When...

Authenticated Remote Code Execution

Flowise is vulnerable to authenticated remote code execution. The vulnerability is due to missing route-level authorization in the POST /api/v1/node-custom-function endpoint, which allows an authenticated attacker to submit arbitrary JavaScript, escape the NodeVM sandbox when E2BAPIKEY is not...

NPM: FlowiseAI: Authenticated Host RCE via POST /api/v1/node-custom-function and NodeVM Sandbox Escape

NPM: FlowiseAI: Authenticated Host RCE via POST /api/v1/node-custom-function and NodeVM Sandbox Escape vulnerability discovered by ? in WordPress Npm flowise versions = 3.1.1...

Arbitrary Code Injection

Overview flowise is a Flowiseai Server Affected versions of this package are vulnerable to Arbitrary Code Injection via the node-custom-function endpoint when user-supplied JavaScript is executed in a NodeVM sandbox without sufficient route-level authorization. A user can execute commands on the...

Arbitrary Code Injection

Overview flowise-components is a Flowiseai Components Affected versions of this package are vulnerable to Arbitrary Code Injection via the node-custom-function endpoint when user-supplied JavaScript is executed in a NodeVM sandbox without sufficient route-level authorization. A user can execute...

GHSA-9RVC-VF7M-PGM2 FlowiseAI: Authenticated Host RCE via POST /api/v1/node-custom-function and NodeVM Sandbox Escape

Summary POST /api/v1/node-custom-function lacks route-level authorization, allowing any authenticated user or API key to submit arbitrary JavaScript to the Custom JS Function node. When E2BAPIKEY is not configured — the common deployment case — Flowise executes this code inside a NodeVM sandbox...

FlowiseAI: Authenticated Host RCE via POST /api/v1/node-custom-function and NodeVM Sandbox Escape

Summary POST /api/v1/node-custom-function lacks route-level authorization, allowing any authenticated user or API key to submit arbitrary JavaScript to the Custom JS Function node. When E2BAPIKEY is not configured — the common deployment case — Flowise executes this code inside a NodeVM sandbox...

PT-2026-41207

Name of the Vulnerable Software and Affected Versions Flowise versions prior to 3.1.2 Description The endpoint "/api/v1/node-custom-function" lacks route-level authorization, which allows any authenticated user or holder of a valid API key to submit arbitrary JavaScript to the Custom JS Function...

CVE-2026-41270

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, 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...

CVE-2026-41270

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, 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...

CVE-2026-41270 Flowise: SSRF Protection Bypass via Unprotected Built-in HTTP Modules in Custom Function Sandbox

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, 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...

CVE-2026-41270

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, 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...

EUVD-2026-25287

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, 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...

CVE-2026-41270 Flowise: SSRF Protection Bypass via Unprotected Built-in HTTP Modules in Custom Function Sandbox

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, 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...

CVE-2026-41270

Flowise (drag‑and‑drop UI for building LLM flows) contains an SSRF protection bypass in the Custom Function sandbox prior to version 3.1.0. The app blocks SSRF via HTTP_DENY_LIST for axios and node-fetch, but it allows use of built‑in Node.js http, https, and net modules inside the NodeVM sandbox...

CVE-2026-41270 Flowise: SSRF Protection Bypass via Unprotected Built-in HTTP Modules in Custom Function Sandbox

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, 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...

Flowise Access Control Vulnerability

Flowise is an open-source tool developed by FlowiseAI, designed for easily building LLM applications. Prior to Flowise 3.1.0, there was a security vulnerability related to access control. This vulnerability stemmed from a bypass of the SRFI protection in the Custom Function feature, allowing...