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07/08/2025
Zero-Day Initiative

ZDI-25-818: (0Day) Microsoft Windows OneDrive SmartScreen Bypass Vulnerability

by Deepanshu Jha
This vulnerability allows remote attackers to bypass the Mark-of-the-Web protection mechanism on affected installations of Microsoft Windows. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.5.
  • Next ZDI-25-819: (0Day) Microsoft Windows NetBIOS Hostname SmartScreen Bypass Remote Code Execution Vulnerability
  • Previous ZDI-25-817: (0Day) Microsoft Edge PDF NTLM Response Information Disclosure Vulnerability

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