CVE-2020-16263: Winstonprivacy Winston Firmware

Critical severity, CVSS 9.1. EPSS: 1.2% chance of exploitation in the next 30 days.

Winston 1.5.4 devices have a CORS configuration that trusts arbitrary origins. This allows requests to be made and viewed by arbitrary origins.

Affected products

• Winstonprivacy Winston Firmware: version 1.5.4 only

Published 2020-10-28. Last modified 2026-06-17.