9 Third-Party Risk Cyber Gaps in 2026 | UpGuard

This article outlines common third-party/vendor cybersecurity gaps—such as unpatched technology, overlooked GDPR requirements, open/high-risk ports, unknown service providers, lack of HTTPS, absent web application firewalls, untrusted certificates, risky user behavior, and compromised systems—and recommends practical vendor risk management practices including inventorying vendors, continuous monitoring, automation, CISO oversight, and enforcing least privilege.