CVE-2020-11734: Cybersolutions Cybermail

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

cgi-bin/go in CyberSolutions CyberMail 5 or later allows XSS via the ACTION parameter.

Affected products

• Cybersolutions Cybermail: from 5.0; version 5.0 only

Published 2020-04-13. Last modified 2026-06-17.