Three proof-of-concept exploits are being used in active attacks against Microsoft's built-in security platform; two are ...
Windows 11 security is now complete, with Defender replacing third-party antivirus through built-in real-time and behavioral ...
Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...
The Huntress SOC is observing the use of Nightmare-Eclipse's BlueHammer, RedSun, and UnDefend exploitation techniques. Investigation by: @wbmmfq, @Curity4201, + @_JohnHammond 🧵👇 ...
6don MSN
Over 1 billion Windows users at risk after disgruntled security research leaks Defender zero-days
The BlueHammer, RedSun and UnDefend flaws put all Windows users at risk since they turn the operating system’s antivirus ...
RedSun exploit targets Microsoft Defender zero-day, granting SYSTEM access on fully patched Windows systems with no patch ...
CVE-2026-34040 lets attackers bypass some Docker authentication plugins by allowing an empty request body. Present since 2024, this bug was caused by a previous fix to the auth workflow. In the ...
IT administrators have learned to fear a certain type of Tuesday, and February 11 was one of those days. This time, Microsoft ...
A security researcher has published a working exploit for a Microsoft Defender security flaw that affects Windows 10, 11, and ...
A cybersecurity researcher says Recall’s redesigned security model does not stop same-user malware from accessing plaintext ...
Microsoft’s April 2026 Patch Tuesday fixes 165 vulnerabilities, including two zero-days, in one of the company’s largest ...
Microsoft says its Recall app — which captures and stores screenshots every few seconds — is safe. One year after its launch ...
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