CVE-2020-12046: OPTO22 Softpac Project

Medium severity, CVSS 5.7. EPSS: 0.5% chance of exploitation in the next 30 days.

Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not verified upon firmware update. This allows an attacker to replace legitimate firmware files with malicious files.

Affected products

• OPTO22 Softpac Project: up to and including 9.6

Published 2020-05-14. Last modified 2026-06-17.