A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit them. Now, hackers are taking advantage of the vulnerabilities in real life ...

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I'm not explaining how this works.” ...

When you hear the words remote code execution, you either go blank or think of a vulnerability that can let a hacker take control of your system. What you don’t do, I am willing to bet, is think of ...

CVE-2026-32202 actively exploited after April 27 advisory fix, exposing NTLMv2 hashes via zero-click SMB authentication.

A fake Claude AI website spreads the new Beagle Windows backdoor through a malicious installer disguised as a Claude-Code developer tool.

Don't miss out on our latest stories. Add PCMag as a preferred source on Google. A new attack is mimicking a Windows update to try and trick users into executing malicious commands, likely to install ...

CloudZ RAT exploits Phone Link since Jan 2026, stealing credentials and OTPs via Pheno plugin, bypassing 2FA protections.

Support for Windows 10 has ended, putting your system at risk. You don't have to upgrade—here's how to stay protected.

Microsoft earlier confirmed that its latest Windows 11 updates under KB5083769 and KB5083631 have new entries in its ...