CVE-2025-29867

HIGH

Hancom Office <10.0.0.12681, <11.0.0.8916, <12.0.0.4426, <13.0.0.30...

Title source: llm

Description

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.

References (2)

[Various Sources] https://www.boho.or.kr/kr/bbs/view.do?searchCnd=&bbsId=B0000302&searchWrd=&menuNo=205023&pageIndex=1&categoryCode=&nttId=71959

[Various Sources] https://www.hancom.com/support/downloadCenter/download

Scores

CVSS v4 8.5

EPSS 0.0001

EPSS Percentile 1.4%

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-843

Status published

Products (4)

Hancom Inc./Hancom Office 2018 < 10.0.0.12681

Hancom Inc./Hancom Office 2020 < 11.0.0.8916

Hancom Inc./Hancom Office 2022 < 12.0.0.4426

Hancom Inc./Hancom Office 2024 < 13.0.0.3050

Published Feb 04, 2026

Tracked Since Feb 18, 2026