VMware ESXi zero-days likely exploited a year before disclosure

Chinese-speaking threat actors used a compromised SonicWall VPN appliance to deliver a VMware ESXi exploit toolkit that seems to have been developed more than a year before the targeted ...
CSOonline

What are zero-day attacks and why do they work?

Zero-day attacks have become a significant concern in the realm of cybersecurity, posing a formidable challenge to individuals and organizations alike. These attacks exploit vulnerabilities that are ...
Business Wire

Forescout’s 2025H1 Threat Review Highlights Surge in Zero-Day Exploits, Nation-Backed Hacktivism, and Healthcare Vulnerabilities

LAS VEGAS--(BUSINESS WIRE)--Forescout Technologies, Inc., a global leader in cybersecurity, today released its 2025H1 Threat Review, an analysis of more than 23,000 vulnerabilities and 885 threat ...
TechRepublic

AI Beats Hackers to a Zero-Day Cybersecurity Discovery, Twice

AI Beats Hackers to a Zero-Day Cybersecurity Discovery, Twice Your email has been sent Google’s AI agent Big Sleep identified the critical vulnerability CVE-2025-6965 before cybercriminals could ...
CSOonline

Microsoft SharePoint zero-day breach hits on-prem servers

CISA has mandated immediate mitigation for federal agencies, while analysts urge enterprises to accelerate cloud migration and implement live threat detection. Attackers are exploiting a previously ...
Morningstar

Forescout’s 2025H1 Threat Review Highlights Surge in Zero-Day Exploits, Nation-Backed Hacktivism, and Healthcare Vulnerabilities

Ransomware hits 20 targets per day as attackers exploit unconventional entry points for lateral movement Forescout Technologies, Inc., a global leader in cybersecurity, today released its 2025H1 ...