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    CVE-2025-6566

    A vulnerability was found in oatpp Oat++ up to 1.3.1. It has been declared as critical. This vulnerability affects the function deserializeArray of the file src/oatpp/json/Deserializer.cpp. The manipulation leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

    Published:Jun 24, 2025
    Last Modified:Oct 1, 2025
    EPS:Jun 24, 2025
    EPSS Score:0.00063
    CVSS Score:5.3

    Affected Products

    Vendor
    Oatpp
    Product
    Oat\+\+

    Exploits

    https://github.com/oatpp/oatpp/issues/1037https://github.com/user-attachments/files/19579448/oatpp_crash.txthttps://github.com/oatpp/oatpp/issues/1037

    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