CVE-2023-34207: Easyuse Mailhunter Ultimate

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Unrestricted upload of file with dangerous type vulnerability in create template function in EasyUse MailHunter Ultimate 2023 and earlier allows remote authenticated users to perform arbitrary system commands with ‘NT Authority\SYSTEM‘ privilege via a crafted ZIP archive.

Affected products

• Easyuse Mailhunter Ultimate: up to and including 2023

Published 2023-10-17. Last modified 2026-06-17.