CVE-2020-29457: Opcfoundation Ua-.netstandard

Medium severity, CVSS 4.4. EPSS: 0.3% chance of exploitation in the next 30 days.

A Privilege Elevation vulnerability in OPC UA .NET Standard Stack 1.4.363.107 could allow a rogue application to establish a secure connection.

Affected products

• Opcfoundation Ua-.netstandard: before 1.4.365.10 (fixed in 1.4.365.10)

Published 2021-02-16. Last modified 2026-06-17.