Theregister.com May 13, 2026 • 16:16

Mystery Microsoft bug leaker keeps the zero-days coming - The Register

By Connor Jones

Mystery Microsoft bug leaker keeps the zero-days coming - The Register

Security pros warn YellowKey claim could make stolen laptops a much bigger problem

The anonymous security researcher who has already maliciously exposed three Windows zero-days this year has revealed two more, dropping them just after Microsoft's monthly Patch Tuesday update. 
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