CVE-2024-43574

Name: CVE-2024-43574
Creator: NVD / NIST
Published: 2024-10-08T18:15:25.03+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.3/10EPSS 1.07%

Last modified Jun 17, 2026

CVE-2024-43574 is a high-severity vulnerability rated 8.3/10 on the CVSS scale. Microsoft Speech Application Programming Interface (SAPI) Remote Code Execution Vulnerability. EPSS estimates a 1.07% chance of exploitation in the next 30 days.

Description

Microsoft Speech Application Programming Interface (SAPI) Remote Code Execution Vulnerability

Metrics

CVSS 3.1

8.3/10

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

EPSS Probability

1.07%

60.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Microsoft	Windows 10 21h2	< 10.0.19044.5011
Microsoft	Windows 10 22h2	< 10.0.19045.5011
Microsoft	Windows 11 21h2	< 10.0.22000.3260
Microsoft	Windows 11 22h2	< 10.0.22621.4317
Microsoft	Windows 11 23h2	< 10.0.22631.4317
Microsoft	Windows 11 24h2	< 10.0.26100.2033
Microsoft	Windows Server 2022	< 10.0.20348.2762
Microsoft	Windows Server 2022 23h2	< 10.0.25398.1189

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43574Patch, Vendor Advisory

Timeline

Published: Oct 8, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-43574?

Microsoft Speech Application Programming Interface (SAPI) Remote Code Execution Vulnerability

How severe is CVE-2024-43574?

CVE-2024-43574 has a CVSS score of 8.3/10 (HIGH severity). The EPSS model estimates a 1.07% probability of exploitation in the next 30 days.

How do I fix CVE-2024-43574?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-43574?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST