#privilege escalation
Three Windows Defender Zero-Days Exploited in the Wild: BlueHammer Patched, RedSun and UnDefend Still Unpatched
A security researcher dropped three Windows Defender zero-day exploits in 13 days — BlueHammer (CVE-2026-33825), RedSun, and UnDefend. All three are now confirmed active in live attacks, with...
PoC Exploit Leaked for Unpatched Windows Privilege Escalation Zero-Day ‘BlueHammer’
A disgruntled researcher has published a working exploit for BlueHammer, an unpatched Windows local privilege escalation zero-day that abuses Windows Defender's update mechanism. Fully patched Windows 10, 11,...
Windows Zero-Day “BlueHammer” Exploit Code Released — SYSTEM Privileges at Risk
Exploit code has been publicly released for BlueHammer, a Windows zero-day privilege escalation vulnerability that allows attackers to gain full SYSTEM or administrator access. The availability of working...