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

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

A zero-day BlueHammer exploit was recently published on GitHub in response to alleged MSRC failures, and although Microsoft has released a patch, it was live for two weeks.

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

Threat actors have been exploiting the BlueHammer Microsoft Defender vulnerability as a zero-day to gain System privileges.

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Update, August 10, 2025: This story, originally published on ...

Spread the loveIntroduction The cybersecurity landscape is in a constant state of evolution, with vulnerabilities emerging and being exploited at an alarming rate. One of the most pressing threats ...

Microsoft has released out-of-band (OOB) security updates to patch a critical-severity Windows Server Update Service (WSUS) vulnerability with publicly available proof-of-concept exploit code. WSUS is ...

The U.S. National Security Agency is using Anthropic’s Mythos model to find security flaws in Microsoft software, Bloomberg reported Thursday. One of the cyber intelligence agency’s primary goals is ...

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

Hackers have begun exploiting multiple Windows vulnerabilities after a security researcher publicly released working exploit ...

Microsoft released .NET 10.0.7 to fix critical CVE-2026-40372 vulnerability that could allow SYSTEM-level access and data ...