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07/08/2025
Zero-Day Initiative

ZDI-25-821: (0Day) Microsoft Windows Internet Explorer Remote Code Execution Vulnerability

by Deepanshu Jha
This vulnerability allows remote attackers to execute arbitrary code 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-25-822: (0Day) Microsoft SharePoint GetTransformer Unsafe Reflection Denial-of-Service Vulnerability
  • Previous ZDI-25-820: (0Day) Microsoft SharePoint IsAuthorizedType Deserialization of Untrusted Data Information Disclosure and Denial-of-Service Vulnerability

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