Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...
Threat actors have been exploiting the BlueHammer Microsoft Defender vulnerability as a zero-day to gain System privileges.
CISA has ordered U.S. federal agencies to patch a Microsoft Defender privilege escalation flaw (dubbed BlueHammer) that has ...
Three Defender zero-days exploited since April 10, 2026, enabling privilege escalation and DoS, forcing isolation of affected ...
A security researcher known as Chaotic Eclipse recently disclosed a vulnerability dubbed "Red Sun" affecting Microsoft ...
A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit ...
The zero-day vulnerabilities in Windows Defender named BlueHammer, RedSun, and UnDefend are apparently being attacked.
Windows 11 security is now complete, with Defender replacing third-party antivirus through built-in real-time and behavioral ...
Read how Microsoft is partnering with Anthropic and broader industry to use leading models, paired with our platforms and ...
Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or ...
6don MSN
Over 1 billion Windows users at risk after disgruntled security research leaks Defender zero-days
The BlueHammer, RedSun and UnDefend flaws put all Windows users at risk since they turn the operating system’s antivirus ...
When 500,000 Findings Hide 14 Real Threats Modern enterprises ingest vulnerability data from dozens of sources: endpoint ...
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