A newly leaked zero-day vulnerability targeting Microsoft Windows Defender is now being actively exploited in the wild, according to threat hunters at Huntress SOC, raising fresh concerns about endpoint security resilience against evolving attacker techniques. Security researchers report that attackers are leveraging a suite of exploitation methods collectively dubbed “Nightmare-Eclipse,” which includes tools and techniques […] The post Windows Defender Zero-Day Leak Fuels Active Exploitation Campaigns appeared first on Cyber Security News.