OnlyFm252
Windows MSHTML Platform

CVE-2024-38112 — Windows MSHTML Platform Spoofing Vulnerability

Important CVSS 7.5 EPSS 0.84345 ⚠️ Exploited in the wild 2024-07 archive

Executive Summary

None

Overview

7.5
CVSS HIGH
Important
MS Severity
Exploited
MS Exploit Status
Exploitation Detected
MS Exploit Likelihood
Category Spoofing
Released Jul 9 2024
Last Updated Jul 9 2024
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.84345 — 0.99667 percentile
NVD CVSS 7.5 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
None
USER INTERACTION
Required
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Functional
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.0

EPSS Score

0.84345
probability of exploitation in the next 30 days
0.99667 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

26 affected products
Product KB Article Severity Impact Restart Required
Windows 10 for 32-bit Systems 5040448 (Security Update) Important Spoofing Yes
Windows 10 for x64-based Systems 5040448 (Security Update) Important Spoofing Yes
Windows 10 Version 1607 for 32-bit Systems 5040434 (Security Update) Important Spoofing Yes
Windows 10 Version 1607 for x64-based Systems 5040434 (Security Update) Important Spoofing Yes
Windows 10 Version 1809 for 32-bit Systems 5040430 (Security Update) Important Spoofing Yes
Windows 10 Version 1809 for ARM64-based Systems 5040430 (Security Update) Important Spoofing Yes
Windows 10 Version 1809 for x64-based Systems 5040430 (Security Update) Important Spoofing Yes
Windows 10 Version 21H2 for 32-bit Systems 5040427 (Security Update) Important Spoofing Yes
Windows 10 Version 21H2 for ARM64-based Systems 5040427 (Security Update) Important Spoofing Yes
Windows 10 Version 21H2 for x64-based Systems 5040427 (Security Update) Important Spoofing Yes
Windows 10 Version 22H2 for 32-bit Systems 5040427 (Security Update) Important Spoofing Yes
Windows 10 Version 22H2 for ARM64-based Systems 5040427 (Security Update) Important Spoofing Yes
Windows 10 Version 22H2 for x64-based Systems 5040427 (Security Update) Important Spoofing Yes
Windows 11 version 21H2 for ARM64-based Systems 5040431 (Security Update) Important Spoofing Yes
Windows 11 version 21H2 for x64-based Systems 5040431 (Security Update) Important Spoofing Yes
Windows 11 Version 22H2 for ARM64-based Systems 5040442 (Security Update) Important Spoofing Yes
Windows 11 Version 22H2 for x64-based Systems 5040442 (Security Update) Important Spoofing Yes
Windows 11 Version 23H2 for ARM64-based Systems 5040442 (Security Update) Important Spoofing Yes
Windows 11 Version 23H2 for x64-based Systems 5040442 (Security Update) Important Spoofing Yes
Windows Server 2008 for 32-bit Systems Service Pack 2 5040499 (Monthly Rollup) 5040490 (Security Only) 5040426 (IE Cumulative) Important Spoofing 5039245 5034120 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.0.6003.22769 1.001 Yes 5040499 5040490 Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 5040499 (Monthly Rollup) 5040490 (Security Only) 5040426 (IE Cumulative) Important Spoofing 5039245 5034120 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.0.6003.22769 1.001 Yes 5040499 5040490 Windows Server 2008 for x64-based Systems Service Pack 2 5040499 (Monthly Rollup) 5040490 (Security Only) 5040426 (IE Cumulative) Important Spoofing 5039245 5034120 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.0.6003.22769 1.001 Yes 5040499 5040490 Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 5040499 (Monthly Rollup) 5040490 (Security Only) 5040426 (IE Cumulative) Important Spoofing 5039245 5034120 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 6.0.6003.22769 1.001 Yes 5040499 5040490 Windows Server 2012 R2 5040426 (IE Cumulative) 5040456 (Monthly Rollup) Important Spoofing 5034120 5039294 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 1.001 6.3.9600.22074 Yes 5040456 Windows Server 2012 R2 (Server Core installation) 5040426 (IE Cumulative) 5040456 (Monthly Rollup) Important Spoofing 5034120 5039294 Base: 7.5 Temporal: 7.0 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C 1.001 6.3.9600.22074 Yes 5040456 Windows Server 2016 5040434 (Security Update) Important Spoofing Yes
Windows Server 2016 (Server Core installation) 5040434 (Security Update) Important Spoofing Yes
Windows Server 2019 5040430 (Security Update) Important Spoofing Yes
Windows Server 2019 (Server Core installation) 5040430 (Security Update) Important Spoofing Yes
Windows Server 2022 5040437 (Security Update) Important Spoofing Yes
Windows Server 2022 (Server Core installation) 5040437 (Security Update) Important Spoofing Yes
Windows Server 2022, 23H2 Edition (Server Core installation) 5040438 (Security Update) Important Spoofing Yes

Patches

8 patches
Article Type Restart
5040448 Security Update Yes
5040434 Security Update Yes
5040430 Security Update Yes
5040427 Security Update Yes
5040431 Security Update Yes
5040442 Security Update Yes
5040437 Security Update Yes
5040438 Security Update Yes

Known Exploits

Acknowledgments

Check Point Research

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