CVE-2024-30040
Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation)
Published 14 May 2024 · updated 17 Jun 2026 · Analyzed
8.8 High · CVSS 3.1, microsoft.com
Exploited in the wild
CISA added this to its Known Exploited Vulnerabilities catalog on 14 May 2024, with a remediation deadline of 4 Jun 2024 for US federal agencies.
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Description
Windows MSHTML Platform Security Feature Bypass Vulnerability
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2024-30040 · Patch, Vendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-30040 · US Government Resource