What’s Vulnerable › Vulnerabilities

CVE-2025-7390: Bypass the client certificate trust check of an opc.https server while only secure communication is allowed

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-21 · updated 2026-06-17
• Weakness: CWE-295

Description

A malicious client can bypass the client certificate trust check of an opc.https server when the server endpoint is configured to allow only secure communication.

Affected products

• Softing edgeAggregator: through 2025.03
• Softing edgeConnector: through 2025.03
• Softing OPC UA C++ SDK: from 6.40 through 6.80

References

• https://industrial.softing.com/fileadmin/psirt/downloads/2025/CVE-2025-7390.html
• https://industrial.softing.com/fileadmin/psirt/downloads/2025/CVE-2025-7390.json

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