A previously unknown malware campaign called Sign1 has infected over 39,000 websites over the past six months, causing visitors to see unwanted redirects and popup ads.
Security researchers have released a proof-of-concept (PoC) exploit for a critical vulnerability in Fortinet's FortiClient Enterprise Management Server (EMS) software, which is now actively exploited in attacks.
Microsoft has released emergency out-of-band (OOB) updates to fix a known issue causing Windows domain controllers to crash after installing the March 2024 Windows Server security updates.
Microsoft confirmed that a memory leak introduced with the March 2024 Windows Server security updates is behind a widespread issue causing Windows domain controllers to crash.
On the first day of Pwn2Own Vancouver 2024, contestants demoed 19 zero-day vulnerabilities in Windows 11, Tesla, Ubuntu Linux and other devices and software to win $732,500 and a Tesla Model 3 car.