(0Day) Langflow eval_custom_component_code Eval Injection Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of evalcustomcomponentcode function. The issue results from the lack of prop...

PT-2026-2002

Name of the Vulnerable Software and Affected Versions Langflow affected versions not specified Description A flaw exists in the disk cache service of Langflow that allows remote attackers to execute arbitrary code on affected installations. Authentication is required for exploitation. The issue...

(0Day) Langflow PythonFunction Code Injection Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Attack vectors and exploitability will vary depending on the configuration of the product. The specific flaw exists within the handling of Python function components. Depending upon product...

PT-2026-1998

Name of the Vulnerable Software and Affected Versions Langflow versions 1.4.2 and earlier Description An unauthenticated remote code execution flaw exists in the custom component editor's code validation logic. The application fails to properly validate user-supplied strings provided to the...

Improper Authentication

Langflow is vulnerable to Improper Authentication. The vulnerability is due to missing authentication and authorization checks on critical API endpoints, which allows an unauthenticated attacker to access sensitive user data and perform unauthorized destructive operations...

CVE-2026-21445

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...

Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function on the critical API endpoints messages, transactions, and session, handling sensitive user data and system operations. An unauthenticated attacker can access confidential conversation data an...

Langflow Missing Authentication on Critical API Endpoints

Summary Multiple critical API endpoints in Langflow are missing authentication controls, allowing any unauthenticated user to access sensitive user conversation data, transaction histories, and perform destructive operations including message deletion. This affects endpoints handling personal dat...

GHSA-C5CP-VX83-JHQX Langflow Missing Authentication on Critical API Endpoints

Summary Multiple critical API endpoints in Langflow are missing authentication controls, allowing any unauthenticated user to access sensitive user conversation data, transaction histories, and perform destructive operations including message deletion. This affects endpoints handling personal dat...

CVE-2026-21445

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 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 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...

EUVD-2026-0034

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 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...