SecurityBleepingComputerabout 1 hour ago
CISA: Windows BlueHammer flaw now exploited by ransomware gangs
1 min read
CISA confirmed ransomware gangs are exploiting BlueHammer, a high-severity Microsoft Defender privilege escalation vulnerability (CVE-2026-33825). The flaw was leaked by researcher Nightmare Eclipse in April. It allows local attackers to access the SAM database, escalate to SYSTEM privileges, and take complete control of a targeted system.
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