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 ...
Dark Reading

'BlueHammer' Windows Zero-Day Exploit Signals Microsoft Bug Disclosure Issues

Chaotic Eclipse' released a PoC exploit for a zero-day flaw that allows for system takeover by a local user, citing an ...
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 ...
News9Live on MSN

Windows Snipping Tool flaw exposed: PoC exploit leaks NTLM hashes silently

A critical Windows Snipping Tool vulnerability (CVE-2026-33829) allows attackers to steal Net-NTLM hashes through malicious ...
Windows Report

RedSun Exploit Hits Microsoft Defender Zero-Day, Grants SYSTEM Access

RedSun exploit targets Microsoft Defender zero-day, granting SYSTEM access on fully patched Windows systems with no patch ...

Disgruntled researcher leaks “BlueHammer” Windows zero-day exploit

Exploit code has been released for an unpatched Windows privilege escalation flaw reported privately to Microsoft, allowing attackers to gain SYSTEM or elevated administrator permissions.

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 ...

Angry Hacker Drops Microsoft Zero-Day Exploit, 1 Billion Users Warned

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...