Tag: zero day

Three Microsoft Defender Zero-Days Actively Exploited; Two Nonetheless Unpatched

Microsoft Points Patches for SharePoint Zero-Day and 168 Different New Vulnerabilities

Microsoft April 2026 Patch Tuesday fixes 167 flaws, 2 zero-days

Adobe Patches Actively Exploited Acrobat Reader Flaw CVE-2026-34621

Adobe Reader Zero-Day Exploited through Malicious PDFs Since December 2025

APT28 Deploys PRISMEX Malware in Marketing campaign Concentrating on Ukraine and NATO Allies

Anthropic’s Claude Mythos Finds 1000’s of Zero-Day Flaws Throughout Main Programs

China-Linked Storm-1175 Exploits Zero-Days to Quickly Deploy Medusa Ransomware

Disgruntled researcher leaks “BlueHammer” Home windows zero-day exploit

Fortinet Patches Actively Exploited CVE-2026-35616 in FortiClient EMS