XSS in Microsoft Windows 10 Version 1507
CVE-2024-43573
Windows MSHTML Platform Spoofing Vulnerability
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.177 (95.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C.
Affected products
- Microsoft Windows 10 Version 1507 — versions 10.0.10240.0
- Microsoft Windows 10 Version 1607 — versions 10.0.14393.0
- Microsoft Windows 10 Version 1809 — versions 10.0.17763.0
- Microsoft Windows 10 Version 21h2 — versions 10.0.19043.0
- Microsoft Windows 10 Version 22h2 — versions 10.0.19045.0
- Microsoft Windows 11 Version 21h2 — versions 10.0.22000.0
- Microsoft Windows 11 Version 22h2 — versions 10.0.22621.0
- Microsoft Windows 11 Version 22h3 — versions 10.0.22631.0
- Microsoft Windows 11 Version 23h2 — versions 10.0.22631.0
- Microsoft Windows 11 Version 24h2 — versions 10.0.26100.0
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
- Windows MSHTML Platform Spoofing Vulnerability (vendor-advisory)
Frequently asked questions
- What is CVE-2024-43573?
- CVE-2024-43573 is a medium-severity vulnerability in Microsoft Windows 10 Version 1507, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2024-10-08.
- How severe is CVE-2024-43573?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2024-43573 known to be exploited?
- Yes. CVE-2024-43573 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-10-08), indicating it is being actively exploited. 1 public proof-of-concept repositories are indexed.