How severe is CVE-2024-43584?

CVE-2024-43584 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-43584 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-43584?

CVE-2024-43584 primarily affects Microsoft Windows 11 21h2. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-43584?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-43584 have an EU (EUVD) identifier?

Yes. CVE-2024-43584 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40338.

When was CVE-2024-43584 published?

CVE-2024-43584 was published on 2024-10-08 and last updated on 2026-06-17.

CVE-2024-43584

CVE-2024-43584 is a high-severity vulnerability in Microsoft Windows 11 21h2 with a CVSS 3.x base score of 7.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-693.

Key facts

Severity: High (CVSS 3.x base score 7.7)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-40338
Weakness: CWE-693
Affected product: Microsoft Windows 11 21h2
Published: 2024-10-08
Last modified: 2026-06-17

Description

Windows Scripting Engine Security Feature Bypass Vulnerability

Frequently asked questions

What is CVE-2024-43584?: Windows Scripting Engine Security Feature Bypass Vulnerability
How severe is CVE-2024-43584?: CVE-2024-43584 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-43584 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-43584?: CVE-2024-43584 primarily affects Microsoft Windows 11 21h2. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-43584?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-43584 have an EU (EUVD) identifier?: Yes. CVE-2024-43584 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-40338.
When was CVE-2024-43584 published?: CVE-2024-43584 was published on 2024-10-08 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43584

Affected products (10)

cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Windows 11 21h2

CVE-2024-38199 — Critical (CVSS 9.8): Windows Line Printer Daemon (LPD) Service Remote Code Execution Vulnerability
CVE-2024-38140 — Critical (CVSS 9.8): Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability
CVE-2024-38063 — Critical (CVSS 9.8): Windows TCP/IP Remote Code Execution Vulnerability
CVE-2024-30080 — Critical (CVSS 9.8): Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
CVE-2023-36397 — Critical (CVSS 9.8): Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
CVE-2023-36028 — Critical (CVSS 9.8): Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability

All CVEs affecting Microsoft Windows 11 21h2 →

Other CWE-693 (Protection Mechanism Failure) vulnerabilities

CVE-2026-47140 — Critical (CVSS 10.0): vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, NodeVM blocks several dangerous Node.js builtins…
CVE-2026-34208 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.36, SandboxJS blocks direct assignment to global objects…
CVE-2026-34938 — Critical (CVSS 10.0): PraisonAI is a multi-agent teams system. Prior to version 1.5.90, execute_code() in praisonai-agents runs…
CVE-2026-2761 — Critical (CVSS 10.0): Sandbox escape in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33,…
CVE-2022-32845 — Critical (CVSS 10.0): This issue was addressed with improved checks. This issue is fixed in watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS…
CVE-2026-45102 — Critical (CVSS 9.9): OneUptime is an open-source monitoring and observability platform. Prior to 10.0.98, OneUptime uses the Node.js' vm…

Browse all CWE-693 (Protection Mechanism Failure) vulnerabilities →