Junglewise Threat Intelligence

CVE-2024-30040: Microsoft Windows MSHTML Platform Security Feature Bypass Vulnerability

CVE-2024-30040 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2024-05-14

Technologies: Microsoft Windows Server, Microsoft Windows, Microsoft Windows 11, Microsoft Windows 10. Vendors: Microsoft.

Executive brief

A security feature bypass vulnerability exists in the Microsoft Windows MSHTML Platform. An attacker can exploit this by convincing a user to open a specially crafted file, potentially bypassing security mitigations and leading to unauthorized code execution.

Affected products

  • Microsoft Windows 10 1507, 1607, 1809, 21H2, 22H2
  • Microsoft Windows 11 21H2, 22H2, 23H2
  • Microsoft Windows Server 2016, 2019, 2022, 23H2

Timeline

  • 2024-05-14: disclosed
  • 2024-05-14: patched
  • 2024-05-14: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2024-05-14: exploited: Reported as exploited in the wild at time of publication.

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