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Vendor

langflow-ai

42 known vulnerabilities.

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  • Critical 9.9
    CVE-2026-105740 Scanner template

    Langflow: Authenticated RCE via MCP Stdio transport allows any user to execute arbitrary OS commands on the server

    Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.0, any authenticated Langflow user can achieve Remote Code Execution (RCE) on the server by adding an MCP server with the "Stdio" transport. The user-supplied command …

  • Critical 9.9
    CVE-2026-105697 Public exploit

    Langflow: OS command injection (RCE) via arbitrary command in MCP stdio server configuration

    Langflow is a tool for building and deploying AI-powered agents and workflows. Before Langflow 1.10.3, the MCP stdio transport launched whatever command / args a user put in an MCP server configuration, with no allowlist and (before 1.10.3) wrapped in bash -c…

  • Critical 9.6
    CVE-2026-48519 Public exploit

    Langflow: Unauthenticated RCE in Shareable Playgrounds

    Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.2, the "Shareable Playground" (or "Public Flows" in code) contains a critical RCE vulnerability. Shareable Playground feature works by enabling the execution of workfl…

  • Critical 9.6

    Langflow: BaseFileComponent-based nodes arbitrary file read with RCE exploit

    Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.2, by controlling a files that are digested into the RAG, an attacker can direct the node to read any file on the file-system by absolute path. All components based on…

  • Critical 9.3
    CVE-2026-55450 Public exploit Scanner template

    Langflow: Unauthenticated file upload leads to DoS (space exhaustion) and information leak

    Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.1, unauthenticated users can upload any amount of data to the server without any limitations. No need for any prior knowledge, only network access to Langflow. This ca…

  • Critical 9.6
    CVE-2026-42048 Public exploit

    Langflow: Path Traversal in Langflow Knowledge Bases API

    Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.0, Langflow is vulnerable to Path Traversal in the Knowledge Bases API (DELETE /api/v1/knowledge_bases). This occurs because user-supplied knowledge base names are con…

  • Critical 9.3

    Langflow has Authenticated Code Execution in Agentic Assistant Validation

    Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.9.0, the Agentic Assistant feature in Langflow executes LLM-generated Python code during its validation phase. Although this phase appears intended to validate g…

  • Critical 9.1
    CVE-2026-33475 Public exploit

    Langflow GitHub Actions Shell Injection

    Langflow is a tool for building and deploying AI-powered agents and workflows. An unauthenticated remote shell injection vulnerability exists in multiple GitHub Actions workflows in the Langflow repository prior to version 1.9.0. Unsanitized interpolation of …

  • Critical 10.0
    CVE-2026-33309 EPSS 14%

    Langflow has an Arbitrary File Write (RCE) via v2 API

    Langflow is a tool for building and deploying AI-powered agents and workflows. Versions 1.2.0 through 1.8.1 have a bypass of the patch for CVE-2025-68478 (External Control of File Name), leading to the root architectural issue within `LocalStorageService` rem…

  • Critical 9.3
    CVE-2026-33017 Exploited Public exploit Scanner template EPSS 96%

    Langflow has Unauthenticated Remote Code Execution via Public Flow Build Endpoint

    Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the POST /api/v1/build_public_tmp/{flow_id}/flow endpoint allows building public flows without requiring authentication. When the optional data paramete…

    KEV Mar 25, 2026
  • Critical 9.8
    CVE-2026-27966 Public exploit EPSS 35%

    Langflow has Remote Code Execution in CSV Agent

    Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.8.0, the CSV Agent node in Langflow hardcodes `allow_dangerous_code=True`, which automatically exposes LangChain’s Python REPL tool (`python_repl_ast`). As a res…

  • Critical 9.8
    CVE-2025-3248 Exploited · Ransomware Public exploit Scanner template EPSS 100%

    Langflow < 1.3.0 Unauthenticated RCE via /api/v1/validate/code

    Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code.

    KEV May 5, 2025