Microsoft releases an urgent out-of-band update for a critical Office zero-day flaw already exploited in real-world attacks.

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

Microsoft released patches for CVE-2026-21509, a new Office zero-day vulnerability that can be exploited to bypass security ...

To exploit the vulnerability, an attacker would need either system access or be able to convince a user to open a malicious ...

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

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

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

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 ...

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

Cisco fixes actively exploited CVE-2026-20045 zero-day enabling unauthenticated RCE in Unified CM and Webex; CISA sets Feb 11, 2026 deadline.