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 ...
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 ...
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 ...

Microsoft's Security Response Center is being blamed for the zero-day BlueHammer exploit leak

A zero-day BlueHammer exploit was recently published on GitHub in response to alleged MSRC failures, and although Microsoft ...
Windows Report

Microsoft Says Windows 11 No Longer Needs Third-Party Antivirus

Windows 11 security is now complete, with Defender replacing third-party antivirus through built-in real-time and behavioral ...
Dark Reading

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

The leak online of exploit code for an apparent Windows zero-day flaw dubbed "BlueHammer" could be the sign of a larger issue that security researchers face when collaborating with Microsoft on ...
Dark Reading

Exploits Turn Windows Defender Into Attacker Tool

Three proof-of-concept exploits are being used in active attacks against Microsoft's built-in security platform; two are ...
Bleeping Computer

Windows 11 now uses JScript9Legacy engine for improved security

Microsoft announced that it has replaced the default scripting engine JScript with the newer and more secure JScript9Legacy on Windows 11 version 24H2 and later. The decision is driven by security ...

Rejected By Microsoft, 3 Defender Zero-Days Are Now Actively Exploited

The Huntress SOC is observing the use of Nightmare-Eclipse's BlueHammer, RedSun, and UnDefend exploitation techniques. Investigation by: @wbmmfq, @Curity4201, + @_JohnHammond 🧵👇 ...
Hosted on MSN

Microsoft overhauls Windows 11 updates as security fixes loom

Microsoft is introducing major Windows 11 update policy changes, giving users more control over when and how updates install, including indefinite pause options and clearer update details. The shift ...
Bleeping Computer

Windows 11 KB5067036 update rolls out Administrator Protection feature

Microsoft has released the KB5067036 preview cumulative update for Windows 11 24H2 and 25H2, which begins the rollout of the Administrator Protection cybersecurity feature and an updated Start Menu.

Unpatched Microsoft Defender flaw lets hackers gain admin access

A security researcher has published a working exploit for a Microsoft Defender security flaw that affects Windows 10, 11, and ...