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    CVE-2025-71333

    Flowise through 2.2.4 contains an unauthenticated arbitrary file upload vulnerability in the /api/v1/attachments endpoint when storageType is set to local. Attackers can exploit path traversal in the chatId and chatflowId parameters to upload malicious files to arbitrary directories, potentially enabling remote code execution and server compromise.

    Published:Jun 25, 2026
    Last Modified:Jun 27, 2026
    EPS:Jun 25, 2026
    EPSS Score:0.00516
    CVSS Score:9.3

    Affected Products

    Vendor
    Flowiseai
    Product
    Flowise

    Exploits

    https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-h42x-xx2q-6v6ghttps://github.com/FlowiseAI/Flowise/security/advisories/GHSA-h42x-xx2q-6v6g

    Related CVEs

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    CVE-2026-73602 (CVSS 9) — Flowise before 3.1.3 contains a sandbox escape vulnerability in the vm2 JavaScript sandbox that allows authent…
    CVE-2026-73601 (CVSS 9) — Flowise versions before 3.1.3 contain a remote code execution vulnerability in the Custom MCP node when CUSTOM…
    CVE-2026-73488 (CVSS 6) — Flowise versions before 3.1.3 contain an insecure direct object reference vulnerability in the GET /api/v1/org…
    CVE-2026-73487 (CVSS 9) — Flowise before 3.1.3 contains a regex-based Python code validator bypass in CSV and Airtable Agent nodes that …
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High