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#CVE-2026-54121

1 story taggedCVE-2026-54121.

Photoreal news-editorial shot of a darkened server room with a single Windows laptop open on a rack shelf, screen glowing pale blue with abstract registry-tree
Vulnerabilities

Certighost: The Windows Certificate Flaw That Hands Attackers the Keys to the Kingdom

A newly disclosed bug, CVE-2026-54121, lets any ordinary staff account quietly promote itself to top-level control of a Windows network by abusing the company's certificate server.

4 min read
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