CVE-2006-3671: Hyper Estraier

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

Cross-site request forgery (CSRF) vulnerability in the communicate function in estmaster.c for Hyper Estraier before 1.3.3 allows remote attackers to perform unauthorized actions as other users via unknown vectors.

Affected products

• Hyper Estraier Hyper Estraier: up to and including 1.3.2; version 1.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; version 1.0.4 only; …

Published 2006-07-18. Last modified 2026-06-16.