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    CVE-2025-15009

    A flaw has been found in liweiyi ChestnutCMS up to 1.5.8. This vulnerability affects the function FilenameUtils.getExtension of the file /dev-api/common/upload of the component Filename Handler. Executing manipulation of the argument File can lead to unrestricted upload. The attack may be launched remotely. The exploit has been published and may be used.

    Published:Dec 22, 2025
    Last Modified:Dec 31, 2025
    EPS:Dec 22, 2025
    EPSS Score:0.0004
    CVSS Score:6.3

    Affected Products

    Vendor
    1000mz
    Product
    Chestnutcms
    Vendor
    Liweiyi
    Product
    Chestnutcms

    Exploits

    https://github.com/yuccun/CVE/blob/main/ChestnutCMS-Arbitrary_File_Upload.mdhttps://github.com/yuccun/CVE/blob/main/ChestnutCMS-Arbitrary_File_Upload.md#vulnerability-proof

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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