Disgruntled Researcher Leaks BlueHammer Windows Zero-Day Exploit

Exploit code for an unpatched Windows privilege escalation vulnerability, dubbed "BlueHammer," has been publicly leaked by a disgruntled security researcher. The flaw allows attackers to gain SYSTEM or elevated administrator permissions on affected systems. The vulnerability was reportedly disclosed privately to Microsoft prior to the leak, but no patch has been released. No specific CVE ID, affected Windows versions, or exact disclosure dates were mentioned in the report. The impact includes potential unauthorized access and control over vulnerable Windows machines.