Is CVE-2024-43461 in the CISA KEV catalog?

Yes. CVE-2024-43461 is on the CISA Known Exploited Vulnerabilities list, added 2024-09-16.

What is the CVSS severity of CVE-2024-43461?

CVE-2024-43461 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2024-43461?

CVE-2024-43461 has an EPSS score of 51.88% (99th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-43461?

Install KB5043083 for Windows 10. Fixes are available for 22 affected products.

CVE & CISA-KEV Catalog

CVE-2024-43461

HIGHCISA KEVEPSS 99th pctl

8.8

CVSS v3

NVD

Description

Windows MSHTML Platform Spoofing Vulnerability

CWE-451

How to fix

Remediation Available

Windows 10Windows

Install:KB5043083Microsoft

Windows 10 Version 1607Windows

Install:KB5043051Microsoft

Windows 10 Version 1809Windows

Install:KB5043050Microsoft

Windows 10 Version 21H2Windows

Install:KB5043064Microsoft

Windows 10 Version 22H2Windows

Install:KB5043064Microsoft

Windows 11 Version 22H2Windows

Install:KB5043076Microsoft

Windows 11 Version 23H2Windows

Install:KB5043076Microsoft

Windows 11 Version 24H2Windows

Install:KB5043080Microsoft

Windows 11 version 21H2Windows

Install:KB5043067Microsoft

Windows Server 2008Windows

Install:KB5043135Microsoft

Install:KB5043087Microsoft

Windows Server 2008 R2Windows

Install:KB5043092Microsoft

Install:KB5043049Microsoft

Windows Server 2012Windows

Install:KB5043049Microsoft

Install:KB5043125Microsoft

Windows Server 2012 (Server Core installation)Windows

Install:KB5043125Microsoft

Windows Server 2012 R2Windows

Install:KB5043049Microsoft

Install:KB5043138Microsoft

Windows Server 2012 R2 (Server Core installation)Windows

Install:KB5043138Microsoft

Windows Server 2016Windows

Install:KB5043051Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5043051Microsoft

Windows Server 2019Windows

Install:KB5043050Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5043050Microsoft

Windows Server 2022Windows

Install:KB5042881Microsoft

Install:KB5042880Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5042880Microsoft

Install:KB5042881Microsoft

Windows Server 2022, 23H2 Edition (Server Core installation)Windows

Install:KB5043055Microsoft

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

51.88%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Microsoft Windows MSHTML Platform Spoofing Vulnerability

Microsoft Windows MSHTML Platform contains a user interface (UI) misrepresentation of critical information vulnerability that allows an attacker to spoof a web page. This vulnerability was exploited in conjunction with CVE-2024-38112.

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Remediation due: 2024-10-07

References

Patch1

msrc.microsoft.com

Government Resource1

cisa.gov

Related Vulnerabilities

Other CWE-451 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-38112	High	7.5	84%	KEV	Fix
CVE-2025-9491	High	7.8	63%	-	-
CVE-2024-38197	Medium	6.5	16%	-	-
CVE-2024-49040	High	7.5	7.7%	-	Fix
CVE-2026-21527	High	6.5	7.7%	-	Fix
CVE-2022-32816	Medium	6.5	6.5%	-	Fix

Embed a live status badge for CVE-2024-43461

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-28.