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    CVE-2026-21440

    AdonisJS is a TypeScript-first web framework. A Path Traversal vulnerability in AdonisJS multipart file handling may allow a remote attacker to write arbitrary files to arbitrary locations on the server filesystem. This impacts @adonisjs/bodyparser through version 10.1.1 and 11.x prerelease versions prior to 11.0.0-next.6. This issue has been patched in @adonisjs/bodyparser versions 10.1.2 and 11.0.0-next.6.

    Published:Jan 2, 2026
    Last Modified:Apr 18, 2026
    EPS:Jan 2, 2026
    EPSS Score:0.0011
    CVSS Score:9.2

    Affected Products

    No affected product recorded yet

    Exploits

    https://github.com/k0nnect/cve-2026-21440-writeup-pochttps://github.com/redpack-kr/Ashwesker-CVE-2026-21440https://github.com/TibbersV6/CVE-2026-21440-POC-EXPhttps://github.com/you-ssef9/CVE-2026-21440

    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