ACTIVELY EXPLOITED
CVE-2024-30040: Microsoft Windows MSHTML Platform Security Feature Bypass Vulnerability
| Vendor | Microsoft |
|---|---|
| Product | Windows |
| Actively exploited | Yes |
| Added to CISA KEV | 14 May 2024 |
| CISA federal deadline | 4 Jun 2024 |
| Weakness (CWE) | CWE-20 |
Required action (CISA's text)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Description (NVD)
Microsoft Windows MSHTML Platform contains an unspecified vulnerability that allows for a security feature bypass.
SOURCES
Other Microsoft flaws
- patchtuesday:2026-11: Vulnerability in Microsoft
- CVE-2026-124194: Microsoft Office Outlook Missing User Interaction for Potentially Unsafe Action Vulnerability
- CVE-2026-96951: Microsoft Windows Command Injection Vulnerability
- CVE-2026-65660: Microsoft SharePoint Code Injection Vulnerability
- CVE-2026-85880: Microsoft Windows Heap-Based Buffer Overflow Vulnerability
Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.