Hackers are abusing unpatched Windows security flaws to hack into organizations

A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit ...

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 ...
Forbes

Amazon CISO Confirms Hacker Exploit Used 2 Zero-Day Attacks

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Not all zero-day threat stories are worth getting unduly ...
Bleeping Computer

Hackers exploit VMware ESXi, Microsoft SharePoint zero-days at Pwn2Own

During the second day of Pwn2Own Berlin 2025, competitors earned $435,000 after exploiting zero-day bugs in multiple products, including Microsoft SharePoint, VMware ESXi, Oracle VirtualBox, Red Hat ...
Bleeping Computer

Hacker selling critical Roundcube webmail exploit as tech info disclosed

Hackers are likely starting to exploit CVE-2025-49113, a critical vulnerability in the widely used Roundcube open-source webmail application that allows remote execution. The security issue has been ...