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OpenAdvisories

Vendor

langflow-ai

42 known vulnerabilities.

Products

langflow 42 langflow-base 3 lfx 1
All Critical High Medium Low Exploited only Public exploit

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  • High 8.4
    CVE-2026-55255 Exploited Public exploit

    Langflow: IDOR Vulnerability in `/api/v1/responses` Endpoint Allows Authenticated Attackers to Access Another User's Flow

    Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.1, an Insecure Direct Object Reference (IDOR) vulnerability in /api/v1/responses endpoint allows an authenticated attacker to execute any flow belonging to another use…

    langflow-ai langflow langflow PyPI
    KEV Jul 7, 2026
  • 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…

    langflow-ai langflow langflow PyPI
    KEV Mar 25, 2026
  • 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.

    langflow-ai langflow langflow langflow-base PyPI
    KEV May 5, 2025