Microsoft patches actively exploited Office zero-day vulnerability

Microsoft has released emergency security updates to patch a high-severity Office zero-day vulnerability exploited in attacks ...
Infosecurity Magazine

Zero-Day Exploits Surge, Nearly 30% of Flaws Attacked Before Disclosure

VulnCheck analysts found that vulnerabilities exploited before being publicly disclosed rose from 23.6% in 2024 to 28.96% in 2025 ...

Hackers exploit 29 zero-days on second day of Pwn2Own Automotive

Hackers collect $439,250 after exploiting 29 zero-day vulnerabilities on the second day of Pwn2Own Automotive 2026.
SecurityWeek

Hackers Targeting Cisco Unified CM Zero-Day

Cisco announced patches for CVE-2026-20045, a zero-day vulnerability in Unified CM that has been targeted by hackers.
Dark Reading

Exploited Zero-Day Flaw in Cisco UC Could Affect Millions

Mass scanning is underway for CVE-2026-20045, which Cisco tagged as critical because successful exploitation could lead to a ...

AI and Security: Zero-day exploits through AI are already a reality

AIs can create complex zero-day exploits. The consequence: The search for security vulnerabilities is successfully industrialized and scaled.
SecurityWeek

Exploit for VMware Zero-Day Flaws Likely Built a Year Before Public Disclosure

Analysis of a recent attack targeting VMware ESXi vulnerabilities from March 2025 revealed an exploit developed a year before ...
The Hacker News

China-Linked APT Exploited Sitecore Zero-Day in Critical Infrastructure Intrusions

Cisco Talos reports China-linked APT UAT-8837 targeting North American critical infrastructure via a Sitecore zero-day, ...
Forbes

Critical Zero-Day Exposes FTP Servers To Attack

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Some weeks start better than others. If you are a member of an ...
SDxCentral

Google reports jump in zero-day exploits aimed at enterprises, offers 6 tips to stay safe

Google’s Threat Analysis Group (TAG) and Mandiant teams observed 97 zero-day vulnerabilities exploited in the wild last year, a staggering 56% increase over 2022's 62 zero-day exploits, but shy of ...
TechRepublic

Apple Patches Zero-Day Exploit Targeting Google Chrome Users

A zero-day exploit targeted Google Chrome users has been patched by Apple. Their latest updates target a variety of devices and operating systems. Image: MR/Adobe Stock Apple recently issued a round ...