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CVE-2026-56276

CVE-2026-56276 · Flowise - Mass Assignment in PUT /api/v1/user Allows Password Hash Override

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Flowise before 3.1.2 contains a mass assignment vulnerability in the PUT /api/v1/user endpoint that allows authenticated users to directly modify the credential field without validation. Attackers can bypass password change verification and session invalidation by supplying a crafted password hash, establishing persistent account access after temporary session compromise.

CVSS 6.0 · Medium · EPSS 0.4% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • flowise

    Versions
    • ≥ 0, < 3.1.2: Affected (semver)
    • 3.1.2: Not affected (semver)

    Update to 3.1.2

  • flowise npm

    Affected ranges
    • SEMVER: < 3.1.2

    Update to 3.1.2

Original sources

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