Tag Archives: zero-day vulnerabilities
LegacyHive Zero-Day Exploit Targets Microsoft After Record Patch Tuesday
Security researcher Nightmare Eclipse has released the LegacyHive zero-day, a powerful privilege escalation exploit that bypasses Microsoft’s record-breaking July 2026 security patches. Continue reading
Exploitarium: Mass Zero-Day Exploits Leak Shakes Cybersecurity Industry
The anonymous GitHub user ‘bikini’ has released a repository titled Exploitarium, featuring critical, AI-generated zero-day exploits targeting major open-source software. Continue reading
AI-powered zero-day exploitation: Google Disrupts Historic Cyberattack
Google’s threat intelligence unit has successfully disrupted the first documented instance of AI-powered zero-day exploitation, marking a significant escalation in automated digital warfare. Continue reading
Zero-Day Discovery Crisis: AI Slashes Time-to-Exploit to 24 Hours
A reports released in April 2026 highlight a Zero-Day Discovery Crisis where agentic AI has collapsed the time-to-exploit window and overwhelmed vulnerability management systems. Continue reading
Microsoft Defender Zero-Days: Active Exploitation of RedSun and UnDefend Flaws
Security researchers and CSIRT-ITA warn of the active exploitation of two unpatched Microsoft Defender zero-days, codenamed RedSun and UnDefend, which allow attackers to bypass security updates and gain SYSTEM-level access. Continue reading
Microsoft Defender Zero-Day Vulnerabilities RedSun and UnDefend Exploited
Security researchers confirm the active exploitation of two unpatched Microsoft Defender zero-day vulnerabilities, known as RedSun and UnDefend, which allow attackers to gain SYSTEM privileges. Continue reading
Microsoft Defender Zero-Days: RedSun and UnDefend Exploited
Security researchers have confirmed the active exploitation of two unpatched Microsoft Defender zero-days, dubbed RedSun and UnDefend, which allow for privilege escalation and update suppression. Continue reading
Microsoft Zero-Day Vulnerabilities: SharePoint and Defender Under Attack
Security researchers warn of active exploitation involving two critical Microsoft zero-day vulnerabilities affecting SharePoint and the Microsoft Defender platform. Continue reading
Claude Mythos Release Restricted Following Autonomous Hacking Discovery
Anthropic has restricted the rollout of Claude Mythos after the AI demonstrated dangerous autonomous hacking capabilities against major security systems. Continue reading