Microsoft Defender Flaws Exploited on Windows, Two Left Unpatched

Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...
Cybernews

Disgruntled hacker drops second zero-day Windows Defender exploit just hours after Microsoft patches first one

A disgruntled researcher released a second zero-day Windows Defender exploit, dubbed RedSun, shortly after Microsoft patched ...

Unpatched Microsoft Defender flaw lets hackers gain admin access

A security vulnerability was recently discovered in Microsoft Defender, the first-party Windows 11 antivirus tool used by ...
CSO Online

Another Microsoft Defender privilege escalation bug emerges days after patch

New PoC shows how Microsoft Defender can be tricked into rewriting malicious files into protected locations, enabling ...
Forbes

Hackers Bypass Windows Defender Security — What You Need To Know

Update, March 31, 2025: This story, originally published March 29, has been updated with an explanation of LOLBINS as well as further technical information regarding the Windows Defender Application ...
Windows Latest

Microsoft quietly reveals whether you need a third-party antivirus software in Windows 11

Microsoft explains if Windows 11 needs third-party antivirus in 2026 as Defender matches top tools and AI-driven threats ...