CVE-2021-46398

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    CVE-2021-46398

    Published: 4 Feb 2022Last Modified: 20 Oct 2026

    Summary:

    Details: A Cross-Site Request Forgery vulnerability exists in Filebrowser < 2.18.0 that allows attackers to create a backdoor user with admin privilege and get access to the filesystem via a malicious HTML webpage that is sent to the victim. An admin can run commands using the FileBrowser and hence it leads to RCE.

    References: https://github.com/filebrowser/filebrowser/commit/74b7cd8e81840537a8206317344f118093153e8d, http://packetstormsecurity.com/files/165885/FileBrowser-2.17.2-Code-Execution-Cross-Site-Request-Forgery.html, https://febin0x4e4a.blogspot.com/2022/01/critical-csrf-in-filebrowser.html, https://febin0x4e4a.wordpress.com/2022/01/19/critical-csrf-in-filebrowser/, https://febinj.medium.com/critical-csrf-to-rce-in-filebrowser-865a3c34b8e7, https://systemweakness.com/critical-csrf-to-rce-in-filebrowser-865a3c34b8e7

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -7f2d2210839bff90e999c60406d22e5b5cb4054b

    Affected versions

    v2.17.2
    v2.17.1
    v2.17.0

    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
    CVE-2021-46398 | CVE-DB