Microsoft Windows MSHTML Platform Spoofing Vulnerability
Windows MSHTML Platform Spoofing Vulnerability
What happened
Windows MSHTML Platform Spoofing Vulnerability
CISA lists it as exploited, added 08 Oct 2024.
Does it affect you
Names Microsoft Windows Server. Enter the product and version you run to place it against the affected range the vendor published.
What to do
- Apply the vendor patch named in this advisory.
msrc.microsoft.com - Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
cisa.gov
CISA’s notes for this entry:
Affected, as published to NVD
- ms-winserver
- Microsoft Windows Server: everything below 10.0.14393.7428
The record
- NVD status
- Analyzed
- Published
- 08 Oct 2024, last modified 17 Jun 2026 (NVD)
- Severity
- CVSS 3.1 base score 8.1, High — computed here from the vector; NVD states 8.1.
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- Weakness
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (NVD; names by MITRE)
- Exploitation
- Listed in CISA’s Known Exploited Vulnerabilities catalogue since 08 Oct 2024; federal remediation due 29 Oct 2024. CISA entry
- Exploit probability
- EPSS 46.1%, 99th percentile — FIRST, scored 23 Oct 2026. FIRST EPSS
- Vendor
- Microsoft · Windows (CISA)
References on the NVD record
- msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43573PatchVendor Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-43573US Government Resource
Sources
The verdict above is computed from the products and versions you entered and the affected ranges the vendor published to NVD. It does not inspect your environment, and this site never reports a product as unaffected: why.