CVE-2026-21445 Langflow Missing Authentication on Critical API Endpoints

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0.dev45, multiple critical API endpoints in Langflow are missing authentication controls. The issue allows any unauthenticated user to access sensitive user conversation data, transaction histories...

CVE-2026-21445

CVE-2026-21445 (Langflow) : Multiple critical API endpoints expose data and allow destructive actions due to missing authentication controls. Affected endpoints include GET /api/v1/monitor/messages, GET /api/v1/monitor/transactions, and DELETE /api/v1/monitor/messages/session/{session_id}. Eviden...

PT-2026-1123

Name of the Vulnerable Software and Affected Versions Langflow versions prior to 1.7.0.dev45 Description Langflow, a tool for building and deploying AI-powered agents and workflows, has several critical API endpoints missing authentication controls. This allows any unauthenticated user to access...

Langflow 访问控制错误漏洞

Langflow is a Langflow open source visualization framework for building multi-agent and RAG applications. An access control error vulnerability exists in Langflow versions prior to 1.7.0.dev45 that stems from a lack of authentication controls across multiple critical API endpoints, which could...

CVE-2025-68478

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, if an arbitrary path is specified in the request body's fspath, the server serializes the Flow object into JSON and creates/overwrites a file at that path. There is no path restriction,...

CVE-2025-68477

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, Langflow provides an API Request component that can issue arbitrary HTTP requests within a flow. This component takes a user-supplied URL, performs only normalization and basic format checks, an...

GHSA-F43R-CC68-GPX4 External Control of File Name or Path in Langflow

Vulnerability Overview If an arbitrary path is specified in the request body's fspath, the server serializes the Flow object into JSON and creates/overwrites a file at that path. There is no path restriction, normalization, or allowed directory enforcement, so absolute paths e.g., /etc/poc.txt ar...

EUVD-2025-204581

External Control of File Name or Path in Langflow...

Langflow vulnerable to Server-Side Request Forgery

Vulnerability Overview Langflow provides an API Request component that can issue arbitrary HTTP requests within a flow. This component takes a user-supplied URL, performs only normalization and basic format checks, and then sends the request using a server-side httpx client. It does not block...

EUVD-2025-204584

Langflow vulnerable to Server-Side Request Forgery...

PYSEC-2025-125

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, if an arbitrary path is specified in the request body's fspath, the server serializes the Flow object into JSON and creates/overwrites a file at that path. There is no path restriction,...

CVE-2025-68478

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, if an arbitrary path is specified in the request body's fspath, the server serializes the Flow object into JSON and creates/overwrites a file at that path. There is no path restriction,...

PYSEC-2025-125

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, if an arbitrary path is specified in the request body's fspath, the server serializes the Flow object into JSON and creates/overwrites a file at that path. There is no path restriction,...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the API Request component, which accepts user-supplied URLs and issues HTTP requests from the server without adequate filtering of internal or private network addresses. An attacker can access intern...

CVE-2025-68477

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, Langflow provides an API Request component that can issue arbitrary HTTP requests within a flow. This component takes a user-supplied URL, performs only normalization and basic format checks, an...

CVE-2025-68478 Langflow Vulnerable to External Control of File Name or Path

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, if an arbitrary path is specified in the request body's fspath, the server serializes the Flow object into JSON and creates/overwrites a file at that path. There is no path restriction,...

CVE-2025-68478 Langflow Vulnerable to External Control of File Name or Path

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, if an arbitrary path is specified in the request body's fspath, the server serializes the Flow object into JSON and creates/overwrites a file at that path. There is no path restriction,...

CVE-2025-68478

Langflow CVE-2025-68478 affects versions prior to 1.7.0. An authenticated user can specify an arbitrary path in the request body fs_path; the server serializes the Flow to JSON and writes it to that path without path validation or directory restrictions. This enables potential overwriting or crea...

CVE-2025-68478 Langflow Vulnerable to External Control of File Name or Path

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, if an arbitrary path is specified in the request body's fspath, the server serializes the Flow object into JSON and creates/overwrites a file at that path. There is no path restriction,...

CVE-2025-68477 Langflow vulnerable to Server-Side Request Forgery

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.0, Langflow provides an API Request component that can issue arbitrary HTTP requests within a flow. This component takes a user-supplied URL, performs only normalization and basic format checks, an...