CVE-2024-43461: Microsoft Windows MSHTML Platform Spoofing Vulnerability

CVE-2024-43461 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2024-09-16

The Microsoft Windows MSHTML Platform contains a spoofing vulnerability due to the misrepresentation of critical user interface information. Attackers can exploit this to spoof web pages, and the flaw has been observed being used in conjunction with CVE-2024-38112 in active attacks.

Technologies: Microsoft Windows. Vendors: Microsoft.

Quick answers

Is CVE-2024-43461 exploited in the wild?
Yes. CVE-2024-43461 is known to be exploited in the wild, first recorded on 16 September 2024. Treat it as urgent.
How severe is CVE-2024-43461?
Critical severity, with a CVSS score of 8.8, published 16 September 2024.
Which products and versions are affected?
Microsoft Windows 10 1507, 1607, 1809, 21H2, 22H2; Microsoft Windows 11 21H2, 22H2, 23H2, 24H2; Microsoft Windows Server 2008 SP2, R2; Microsoft Windows Server 2012 R2; and 4 more.
Is there a fix for CVE-2024-43461?
A patch was published on 2024-09-16: Patch information referenced in MSRC update guide. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2024-43461 attacked?
It is attacked over the network, in an operating system.
Am I affected by CVE-2024-43461?
Check whether you run Microsoft Windows. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Microsoft Windows 10 1507, 1607, 1809, 21H2, 22H2
  • Microsoft Windows 11 21H2, 22H2, 23H2, 24H2
  • Microsoft Windows Server 2008 SP2, R2
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2016 All versions
  • Microsoft Windows Server 2019 All versions
  • Microsoft Windows Server 2022 All versions
  • Microsoft MSHTML Platform

Timeline

  • 2024-09-10: disclosed: Initial disclosure by Microsoft and NVD publication.
  • 2024-09-16: kev added: Added to CISA's Known Exploited Vulnerabilities Catalog.
  • 2024-09-16: exploited: Confirmed as exploited in the wild.
  • 2024-09-16: patched: Patch information referenced in MSRC update guide.

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