Tag: March 2026 Patch Tuesday
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Beyond the Secure Desktop: How “RegPwn” Turned Windows Accessibility Into a SYSTEM-Level Backdoor
For over a year, a critical vulnerability lurking within the Windows accessibility mechanisms empowered malefactors to usurp absolute dominion over the operating system. This insidious flaw lay concealed within the ubiquitous On-Screen Keyboard, casting its shadow across virtually all supported iterations of the Windows architecture. The cybersecurity vanguard at MDSec recently unveiled this privilege escalation…