EUVD-2026-25290

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, Flowise contains an authentication bypass vulnerability that allows an unauthenticated attacker to obtain OAuth 2.0 access tokens associated with a public chatflow. By accessing a public...

CVE-2026-41273

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, Flowise contains an authentication bypass vulnerability that allows an unauthenticated attacker to obtain OAuth 2.0 access tokens associated with a public chatflow. By accessing a public...

CVE-2026-41273

Flowise (a drag‑and‑drop interface for building LLM flows) is affected prior to version 3.1.0 by an authentication bypass that lets an unauthenticated attacker obtain OAuth 2.0 access tokens tied to a public chatflow. An attacker can access a public chatflow configuration endpoint to retrieve int...

CVE-2026-41273 Flowise: Unauthenticated OAuth 2.0 Access Token Disclosure via Public Chatflow

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, Flowise contains an authentication bypass vulnerability that allows an unauthenticated attacker to obtain OAuth 2.0 access tokens associated with a public chatflow. By accessing a public...

CVE-2026-41266

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, /api/v1/public-chatbotConfig/:id ep exposes sensitive data including API keys, HTTP authorization headers and internal configuration without any authentication. An attacker with knowledge just...

CVE-2026-41266 Flowise: Sensitive Data Leak in public-chatbotConfig

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, /api/v1/public-chatbotConfig/:id ep exposes sensitive data including API keys, HTTP authorization headers and internal configuration without any authentication. An attacker with knowledge just...

EUVD-2026-25283

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, /api/v1/public-chatbotConfig/:id ep exposes sensitive data including API keys, HTTP authorization headers and internal configuration without any authentication. An attacker with knowledge just...

Flowise 代码问题漏洞

Flowise is an open-source tool developed by FlowiseAI, designed for easily building LLM applications. Prior to Flowise 3.1.0, there were code-related vulnerabilities. These vulnerabilities stemmed from the Chatflow configuration file upload settings, which could be modified to allow...

CVE-2026-41269: Unrestricted Upload of File with Dangerous Type

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, the Chatflow configuration file upload settings can be modified to allow the application/javascript MIME type. This lets an attacker upload .js files even though the frontend doesn’t normally...

CVE-2026-41273: Missing Authentication for Critical Function

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, Flowise contains an authentication bypass vulnerability that allows an unauthenticated attacker to obtain OAuth 2.0 access tokens associated with a public chatflow. By accessing a public...

Authorization Bypass Through User-Controlled Key

Overview flowise is a Flowiseai Server Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key through the generateTextToSpeech handler in text-to-speech/index.ts. An attacker can retrieve text-to-speech settings from a chatflow in another workspace by...

Flowise: Unauthenticated TTS endpoint accepts arbitrary credential IDs — enables API credit abuse via stored credentials

Summary The text-to-speech generation endpoint POST /api/v1/text-to-speech/generate is whitelisted no auth and accepts a credentialId directly in the request body. When called without a chatflowId, the endpoint uses the provided credentialId to decrypt the stored credential e.g., OpenAI or...

GHSA-6F7G-V4PP-R667 Flowise: Unauthenticated OAuth 2.0 Access Token Disclosure via Public Chatflow in Flowise

Summary Flowise contains an authentication bypass vulnerability that allows an unauthenticated attacker to obtain OAuth 2.0 access tokens associated with a public chatflow. By accessing a public chatflow configuration endpoint, an attacker can retrieve internal workflow data, including OAuth...

Flowise: Unauthenticated OAuth 2.0 Access Token Disclosure via Public Chatflow in Flowise

Summary Flowise contains an authentication bypass vulnerability that allows an unauthenticated attacker to obtain OAuth 2.0 access tokens associated with a public chatflow. By accessing a public chatflow configuration endpoint, an attacker can retrieve internal workflow data, including OAuth...

Arbitrary File Upload

Overview flowise is a Flowiseai Server Affected versions of this package are vulnerable to Arbitrary File Upload in the createAttachment in Chatflow. An attacker can upload and persistently store malicious JavaScript files on the server by bypassing MIME type validation, which may lead to the...

Arbitrary File Upload

Overview flowise-components is a Flowiseai Components Affected versions of this package are vulnerable to Arbitrary File Upload in the createAttachment in Chatflow. An attacker can upload and persistently store malicious JavaScript files on the server by bypassing MIME type validation, which may...

Flowise: File Upload Validation Bypass in createAttachment

Summary In FlowiseAI, the Chatflow configuration file upload settings can be modified to allow the application/javascript MIME type. This lets an attacker upload .js files even though the frontend doesn’t normally allow JavaScript uploads. This enables attackers to persistently store malicious...

GHSA-RH7V-6W34-W2RR Flowise: File Upload Validation Bypass in createAttachment

Summary In FlowiseAI, the Chatflow configuration file upload settings can be modified to allow the application/javascript MIME type. This lets an attacker upload .js files even though the frontend doesn’t normally allow JavaScript uploads. This enables attackers to persistently store malicious...

Flowise: Sensitive Data Leak in public-chatbotConfig

Summary /api/v1/public-chatbotConfig/:id ep exposes sensitive data including API keys, HTTP authorization headers and internal configuration without any authentication. An attacker with knowledge just of a chatflow UUID can retrieve credentials stored in password type fields and HTTP headers,...

PT-2026-34738

Name of the Vulnerable Software and Affected Versions Flowise versions prior to 3.1.0 Description An authentication bypass allows an unauthenticated attacker to obtain OAuth 2.0 access tokens associated with a public chatflow. By accessing the endpoint 'GET /api/v1/public-chatbotConfig/', an...