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Threat Intelligence Report

Detecting Certighost (CVE-2026-54121): Sigma Coverage Across the Full Attack Chain

๐Ÿ“… August 4, 2026 ๐Ÿ“ฐ www.nextron-systems.com ๐Ÿ” 1 CVE(s) referenced

Certighost (CVE-2026-54121) enables attackers to impersonate a Domain Controller and exfiltrate all domain credentials by abusing a misconfigured Active Directory Certificate Services flag, but comprehensive Sigma detection rules can identify each stage of the attack chain.

unclassified
CVE-2026-54121

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