Continuous Threat Exposure Management emerges as answer to CVE overload
Executives are shifting from patch-centric vulnerability programs to Continuous Threat Exposure Management (CTEM) to prove real security, as the flood of CVEs and weak scoring systems undermine traditional approaches.
Boardrooms are no longer satisfied with patch counts; they now demand proof that their environments are secure. Traditional vulnerability management is hampered by an ever-growing CVE stream, vague CVSS ratings, and the looming impact of AI-generated exploits. NIST has admitted a backlog in its National Vulnerability Database, and the Department of Commerce has called CVSS scores overly subjective.
In response, Gartner promoted Continuous Threat Exposure Management (CTEM) as a framework that scopes critical assets, discovers exposures, prioritizes based on business impact, validates exploitability, and mobilizes remediation. Horizon3’s NodeZero tool operationalizes the latter three steps by running automated, adaptive penetration tests that map attack paths and confirm fixes, providing a risk metric understandable to finance leaders.
The company limits AI use to safe, bounded tasks and has already performed hundreds of thousands of production tests for clients including the NSA and major healthcare processors. Experts advise firms to start CTEM with a focused pilot rather than a full rollout.
Why it matters
CTEM offers a way for companies to demonstrate real security beyond patch numbers, addressing the CVE overload and AI-driven threats.
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