HardBreacher PoC Targets Kaspersky Endpoint Security Zero-Day for Windows 11 Privilege Escalation

A publicly available proof-of-concept (PoC) named HardBreacher claims to exploit an unpatched elevation-of-privilege issue in Kaspersky Endpoint Security for Windows, potentially allowing a local user to gain high-level access on affected Windows 11 systems. Documented by GitHub user MSNightmare, also known as Nightmare Eclipse, and should be...