Windows SignDrop 0-Day Exploit Lets Attackers Gain SYSTEM Privileges Through CLFS Protection

A public exploit called SignDrop targets a Windows security feature meant to stop attacks on the Common Log File System (CLFS). It claims to turn a normal user account into a SYSTEM account, the highest level of control on Windows. The flaw has no CVE number and no patch as of November 11, 2026. Microsoft […]

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