CVE-2020-37025: Iforwarder And Upredsun Technologies, Llc Port Forwarding Wizard

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

Port Forwarding Wizard 4.8.0 contains a buffer overflow vulnerability that allows local attackers to execute arbitrary code through a long request in the Register feature. Attackers can craft a malicious payload with an egg tag and overwrite SEH handlers to potentially execute shellcode on vulnerable Windows systems.

Affected products

• Iforwarder And Upredsun Technologies, Llc Port Forwarding Wizard: version 4.8.0 only

Published 2026-01-30. Last modified 2026-06-17.