What’s Vulnerable › Vulnerabilities

CVE-2025-29867

• Severity: high (CVSS 8.5 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-04 · updated 2026-06-17
• Weakness: CWE-843

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.

Affected products

• Hancom Inc. Hancom Office 2018: before 10.0.0.12681 — fixed in 10.0.0.12681
• Hancom Inc. Hancom Office 2020: before 11.0.0.8916 — fixed in 11.0.0.8916
• Hancom Inc. Hancom Office 2022: before 12.0.0.4426 — fixed in 12.0.0.4426
• Hancom Inc. Hancom Office 2024: before 13.0.0.3050 — fixed in 13.0.0.3050

How to fix

Upgrade to a fixed version: 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. Check the vendor advisory for mitigations.

References

• https://www.boho.or.kr/kr/bbs/view.do?searchCnd=&bbsId=B0000302&searchWrd=&menuNo=205023&pageIndex=1&categoryCode=&nttId=71959
• https://www.hancom.com/support/downloadCenter/download

Get alerted when CVE-2025-29867 or the next vulnerability affects your stack