CVE-2025-41346: Iest Winplus

Critical severity, CVSS 9.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Faulty authorization control in software WinPlus v24.11.27 by Informática del Este that allows another user to be impersonated simply by knowing their 'numerical ID', meaning that an attacker could compromise another user's account, thereby affecting the confidentiality, integrity, and availability of the data stored in the application.

Affected products

• Iest Winplus: version 24.11.27 only

Published 2025-11-18. Last modified 2026-06-17.