{"uuid": "61d4d29e-400f-4f09-9487-5001f6e6d98e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-54121", "type": "seen", "source": "https://mastodon.social/ap/users/115426718704364579/statuses/116976206786362071", "content": "\ud83d\udcf0 PoC Exploit 'Certighost' for Critical AD CS Flaw Now Public\nPoC exploit 'Certighost' released for critical AD CS flaw CVE-2026-54121 (CVSS 8.8). Exploit allows low-privilege users to impersonate a Domain Controller, leading to full domain compromise. Patching is urgent. #ActiveDirectory #CyberSecurity #BlueTeam\n\ud83c\udf10 cyber[.]netsecops[.]io\n\ud83d\udd17 https://cyber.netsecops.io/articles/certighost-exploit-released-for-critical-active-directory-flaw-cve-2026-54121/?utm_source=ma\u2026", "creation_timestamp": "2026-07-24T17:47:45.945859Z"}