Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...
Three proof-of-concept exploits are being used in active attacks against Microsoft's built-in security platform; two are ...
Three Defender zero-days exploited since April 10, 2026, enabling privilege escalation and DoS, forcing isolation of affected ...
In a blog post, Microsoft says Defender is enough for most Windows 11 users. No extra antivirus needed if you keep defaults ...
A researcher known as "Chaotic Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, ...
A security vulnerability was recently discovered in Microsoft Defender, the first-party Windows 11 antivirus tool used by ...
Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or ...
A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit ...
A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...
Microsoft is weighing in on whether you should install third-party antivirus software on a PC, telling users the built-in ...
The zero-day vulnerabilities in Windows Defender named BlueHammer, RedSun, and UnDefend are apparently being attacked.
Microsoft’s April 2026 Patch Tuesday fixes 165 vulnerabilities, including two zero-days, in one of the company’s largest ...
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