CVE-2024-42512: Opcfoundation Ua .net Standard Stack

High severity, CVSS 8.6. EPSS: 0.6% chance of exploitation in the next 30 days.

Vulnerability in the OPC UA .NET Standard Stack before 1.5.374.158 allows an unauthorized attacker to bypass application authentication when the deprecated Basic128Rsa15 security policy is enabled.

Affected products

• Opcfoundation Ua .net Standard Stack: before 1.5.374.158 (fixed in 1.5.374.158)

Published 2025-02-10. Last modified 2026-06-17.