Hancom

    Dashboard / Vendors

    Products: 19
    Vulnerabilities: 26
    Known Exploited: 0
    2
    Critical Level Threats
    22
    High Level Threats
    1
    Medium Level Threats
    0
    Low Level Threats

    Vulnerabilities

    100806040200
    JanFebMarAprMayJunJulAugSepOctNovDec
    Critical Level Threats
    High Level Threats
    Medium Level Threats
    Low Level Threats

    Products Security index

    Actions
    Items Per Page

    Vulnerabilities

    CVE-2025-29867

    Access of Resource Using Incompatible Type ('Type Confusion') vulnerability in Hancom Inc. Hancom Office 2018, Hancom Inc. Hancom Office 2020, Hancom Inc. Hancom Office 2022, Hancom Inc. Hancom Office 2024 allows File Content Injection.This issue affects Hancom Office 2018: before 10.0.0.12681; Hancom Office 2020: before 11.0.0.8916; Hancom Office 2022: before 12.0.0.4426; Hancom Office 2024: before 13.0.0.3050.

    Last Modified: Apr 15, 2026
    Published: Feb 04, 2026

    CVE-2023-51598

    Hancom Office Word DOC File Parsing Use-After-Free Remote Code Execution Vulnerability

    Last Modified: Aug 14, 2025
    Published: May 03, 2024

    CVE-2023-50235

    Hancom Office Show PPT File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

    Last Modified: Aug 14, 2025
    Published: May 03, 2024

    CVE-2023-50234

    Hancom Office Cell XLS File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

    Last Modified: Aug 15, 2025
    Published: May 03, 2024

    CVE-2023-40250

    Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Hancom HCell on Windows allows Overflow Buffers.This issue affects HCell: 12.0.0.893.

    Last Modified: Nov 21, 2024
    Published: Jan 12, 2024
    Items Per Page
    Hancom Vulnerabilities & Security CVEs | CVE-DB