Is CVE-2024-38178 being actively exploited?

Yes. CVE-2024-38178 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added on August 13, 2024.

What is the CVSS score for CVE-2024-38178?

CVE-2024-38178 has a CVSS 3.1 base score of 7.5 (HIGH).

CVE-2024-38178

HIGH · CVSS 7.5CISA KEV: actively exploitedEPSS 41.4%EU EUVD: exploited

Scripting Engine Memory Corruption Vulnerability

Key facts

CVSS score: 7.5 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-843
EPSS score: 41.4% (99th percentile)
In CISA KEV: Yes, added August 13, 2024
In EU EUVD: Yes (EUVD-2024-37148)
Published: August 13, 2024
NVD last modified: June 17, 2026
Status: Analyzed

CISA Known Exploited Vulnerability

Microsoft Windows Scripting Engine Memory Corruption Vulnerability

Added to the KEV catalog on August 13, 2024; federal remediation due September 3, 2024.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2024-37148 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on October 21, 2025.

View on the EU Vulnerability Database

Affected products

microsoft / windows 10 1507
microsoft / windows 10 1607
microsoft / windows 10 1809
microsoft / windows 10 21h2
microsoft / windows 10 22h2
microsoft / windows 11 21h2
microsoft / windows 11 22h2
microsoft / windows 11 23h2
microsoft / windows 11 24h2
microsoft / windows server 2012
microsoft / windows server 2016
microsoft / windows server 2019
microsoft / windows server 2022
microsoft / windows server 2022 23h2

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

Microsoft Windows 10 and Server version 1903 (May 2019 Update) - Microsoft Corporation - Common Criteria 2019-22-INF-2839 - archived

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38178(Patch, Vendor Advisory)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-38178(US Government Resource)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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