CVE-2005-3421: Hyper Estraier

Medium severity, CVSS 5.0. EPSS: 1.4% chance of exploitation in the next 30 days.

estcmd in Hyper Estraier 1.0.1 on Windows systems allows remote attackers to read unauthorized files via a crafted search request for a filename that contains Unicode characters.

Affected products

• Hyper Estraier Hyper Estraier: version 1.0 only; version 1.0.1 only

Published 2005-11-01. Last modified 2026-06-16.