CVE-2025-66461: Gs Yuasa International Ltd Fullback Manager Pro For Network For Windows

High severity, CVSS 8.4. EPSS: 0.2% chance of exploitation in the next 30 days.

FULLBACK Manager Pro provided by GS Yuasa International Ltd. registers two Windows services with unquoted file paths. A user may execute arbitrary code with SYSTEM privilege if he/she has the write permission on the path to the directory where the affected product is installed.

Affected products

• Gs Yuasa International Ltd Fullback Manager Pro For Network For Windows: up to and including 3.00
• Gs Yuasa International Ltd Fullback Manager Pro For Windows: up to and including 4.00

Published 2025-12-08. Last modified 2026-10-07.