Flowise <= 3.0.5 - Account Takeover

Flowise versions 3.0.5 and earlier had a vulnerability in the forgot-password endpoint, which returned valid reset tokens without authentication—allowing attackers to reset passwords and take over accounts. id: CVE-2025-58434 info: name: Flowise = 3.0.5 - Account Takeover author:...

Flowise - NVIDIA NIM Endpoints Missing Authentication

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.0.13, the NVIDIA NIM router /api/v1/nvidia-nim/ is whitelisted in the global authentication middleware, allowing unauthenticated access to privileged container management and token generati...

Flowise 1.6.5 - Authentication Bypass

The flowise version = 1.6.5 is vulnerable to authentication bypass vulnerability. id: CVE-2024-31621 info: name: Flowise 1.6.5 - Authentication Bypass author: DhiyaneshDK severity: high description: | The flowise version = 1.6.5 is vulnerable to authentication bypass vulnerability. impact: |...

Flowise < 3.0.1 - Remote Command Execution

The Custom MCPs feature is designed to execute OS commands, for instance, using tools like npx to spin up local MCP Servers. However, Flowise's inherent authentication and authorization model is minimal and lacks role-based access controls RBAC. Furthermore, in Flowise versions before 3.0.1 the...

Flowise <= 1.8.2 Authentication Bypass

An Authentication Bypass vulnerability exists in Flowise version 1.8.2. This could allow a remote, unauthenticated attacker to access API endpoints as an administrator and allow them to access restricted functionality. id: CVE-2024-8181 info: name: Flowise = 1.8.2 Authentication Bypass author:...

Flowise 1.4.3 - Arbitrary File Read

Flowise 1.4.3 contains a path traversal caused by lack of sanitization of 'fileName' parameter in /api/v1/openai-assistants-file endpoint in index.ts, letting attackers read arbitrary files, exploit requires attacker to send crafted request. id: CVE-2024-36420 info: name: Flowise 1.4.3 - Arbitrar...

CVE-2026-56271

Flowise before 3.1.0 affected versions 3.0.13 and earlier uses weak hardcoded default JWT secrets 'authtoken', 'refreshtoken' and default audience and issuer values 'AUDIENCE', 'ISSUER' in the enterprise passport authentication middleware packages/server/src/enterprise/middleware/passport/index.t...

EUVD-2026-43228

Flowise before 3.1.0 affected versions 3.0.13 and earlier uses weak hardcoded default JWT secrets 'authtoken', 'refreshtoken' and default audience and issuer values 'AUDIENCE', 'ISSUER' in the enterprise passport authentication middleware packages/server/src/enterprise/middleware/passport/index.t...

CVE-2026-56271

Flowise prior to 3.1.0 (versions

CVE-2026-56271 Flowise - Weak Default JWT Secrets in Authentication Middleware

Flowise before 3.1.0 affected versions 3.0.13 and earlier uses weak hardcoded default JWT secrets 'authtoken', 'refreshtoken' and default audience and issuer values 'AUDIENCE', 'ISSUER' in the enterprise passport authentication middleware packages/server/src/enterprise/middleware/passport/index.t...

CVE-2026-56273

Flowise before 3.1.0 contains a path traversal vulnerability in Faiss and SimpleStore vector store implementations that accept unsanitized basePath parameters from authenticated users. Attackers with valid API tokens can write vector store data to arbitrary filesystem locations, potentially...

CVE-2026-56273

Flowise prior to 3.1.0 is affected by a path traversal in its Faiss and SimpleStore vector store implementations. The vulnerability arises from unsanitized basePath parameters accepted from authenticated users, enabling attackers with valid API tokens to write vector store data to arbitrary files...

Flowise - Remote Code Execution

Flowise 3.0.5 contains a remote code execution vulnerability caused by unsafe evaluation of user input in the CustomMCP node's convertToValidJSONString function, letting remote attackers execute arbitrary code with full Node.js privileges, exploit requires user input to be processed by the...

Flowise CSV Agent Prompt Injection RCE

This vulnerability allows remote attackers to execute arbitrary code on affected installations of FlowiseAI Flowise. Authentication is not required to exploit this vulnerability. The specific flaw exists within the run method of the CSVAgents class. The issue results from the lack of proper...

EUVD-2026-40432

Flowise before 3.1.2 sets Access-Control-Allow-Origin to a hardcoded wildcard on its text-to-speech TTS generation endpoint packages/server/src/controllers/text-to-speech/index.ts, independent of the server's configured CORS policy. This bypasses the server's otherwise restrictive default CORS...

CVE-2026-56277

Flowise before 3.1.2 sets Access-Control-Allow-Origin to a hardcoded wildcard on its text-to-speech TTS generation endpoint packages/server/src/controllers/text-to-speech/index.ts, independent of the server's configured CORS policy. This bypasses the server's otherwise restrictive default CORS...

CVE-2026-56278

Flowise before 3.1.0 affected versions 3.0.13 and earlier uses a weak hardcoded default secret 'flowise' for the express-session middleware when the EXPRESSSESSIONSECRET environment variable is not set packages/server/src/enterprise/middleware/passport/index.ts. Because this default secret is...

CVE-2026-56277 Flowise - Hardcoded CORS Wildcard in TTS Endpoint

Flowise before 3.1.2 sets Access-Control-Allow-Origin to a hardcoded wildcard on its text-to-speech TTS generation endpoint packages/server/src/controllers/text-to-speech/index.ts, independent of the server's configured CORS policy. This bypasses the server's otherwise restrictive default CORS...

CVE-2026-56278 Flowise - Session Hijacking via Weak Default Express Session Secret

Flowise before 3.1.0 affected versions 3.0.13 and earlier uses a weak hardcoded default secret 'flowise' for the express-session middleware when the EXPRESSSESSIONSECRET environment variable is not set packages/server/src/enterprise/middleware/passport/index.ts. Because this default secret is...

CVE-2026-56278

Flowise before 3.1.0 affected versions 3.0.13 and earlier uses a weak hardcoded default secret 'flowise' for the express-session middleware when the EXPRESSSESSIONSECRET environment variable is not set packages/server/src/enterprise/middleware/passport/index.ts. Because this default secret is...