A Microsoft Defender flaw is now being linked to ransomware attacks

BlueHammer became public on April 2 in an unusual fashion. A researcher using the names Chaotic Eclipse and Nightmare Eclipse ...

CISA: Windows BlueHammer flaw now exploited by ransomware gangs

CISA confirmed on Monday that ransomware gangs are now exploiting a Microsoft Defender privilege escalation vulnerability, dubbed BlueHammer, that has previously been abused in zero-day attacks.
Windows Report

CISA Says Microsoft Defender BlueHammer Flaw Is Now Used in Ransomware Attacks

CISA says ransomware gangs are now exploiting a Microsoft Defender privilege escalation vulnerability known as BlueHammer, as BleepingComputer reports. The flaw, tracked as CVE-2026-33825, was patched ...