CVE-2018-5195

9.8 criticalEPSS 2.6%

Critical (9.8) in hancom thinkfree office neo. EPSS 2.6% chance of exploitation in the next 30 days.

Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote attackers to execute arbitrary commands when performing the hyperlink Attributes in document.

Severity

CVSS 3.0

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.6% chance of exploitation in the next 30 days; higher than 85% of CVEs (scores of 2026-10-31)
CWE: CWE-119
Published: 2018-01-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

hancom:thinkfree_office_neo

References

http://help.hancom.com/cve/hoffice/en-US/CVE_en_050_01.htm
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=26983
http://help.hancom.com/cve/hoffice/en-US/CVE_en_050_01.htm
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=26983

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