Flowise: Unauthenticated Credential Abuse via Text-to-Speech Endpoint Allows Unauthorized Use of Private Chatflow TTS Credentials

Summary The /api/v1/text-to-speech/generate endpoint is whitelisted requires no authentication and accepts any chatflowId without checking whether the referenced chatflow is public. An unauthenticated attacker who knows a valid chatflow UUID can abuse that chatflow's TTS credential OpenAI or...

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-2026-41278

Flowise CVE-2026-41278 affects public data exposure in the Flowise UI. Prior to version 3.1.0, GET /api/v1/public-chatflows/:id returned unsanitized chatflow objects; the released v3.0.13 Docker image lacked sanitizeFlowDataForPublicEndpoint. Both public-chatflows and public-chatbotConfig returne...

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-2026-41273

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...

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: 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-2026-41273: 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...

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...

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...

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...

CVE-2026-31829 Flowise affected by Server-Side Request Forgery (SSRF) in HTTP Node Leading to Internal Network Access

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.0.13, Flowise exposes an HTTP Node in AgentFlow and Chatflow that performs server-side HTTP requests using user-controlled URLs. By default, there are no restrictions on target hosts, including...

CVE-2026-31829

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.0.13, Flowise exposes an HTTP Node in AgentFlow and Chatflow that performs server-side HTTP requests using user-controlled URLs. By default, there are no restrictions on target hosts, including...