Security News Hackers exploit VMware ESXi, Microsoft SharePoint zero-days at Pwn2Own BleepingComputer Daniel Bender May 16, 2025 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 Enterprise Linux, and Mozilla Firefox.