CVE-2006-0807: Njstar Chinese Word Processor

Medium severity, CVSS 5.1. EPSS: 4% chance of exploitation in the next 30 days.

Stack-based buffer overflow in NJStar Chinese and Japanese Word Processor 4.x and 5.x before 5.10 allows user-assisted attackers to execute arbitrary code via font names in NJStar (.njx) documents.

Affected products

• Njstar Chinese Word Processor: up to and including 5.01.41108
• Njstar Japanese Word Processor: up to and including 5.01.41108

Published 2006-02-21. Last modified 2026-06-16.