Information Disclosure Vulnerability in Windows Management Instrumentation by Microsoft
CVE-2026-62738

5.5MEDIUM

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1607
Windows 10 Version 1809
Windows 10 Version 21h2
Windows 10 Version 22h2
Vendor
CVE Published:
11 August 2026

What is CVE-2026-62738?

An information disclosure vulnerability exists in Windows Management Instrumentation (WMI) due to improper handling of objects. An authenticated attacker can exploit this vulnerability to read sensitive information from memory, potentially exposing data that should remain confidential. This issue underscores the importance of applying security updates to mitigate risks associated with unauthorized information access.

Affected Version(s)

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.9418

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.9115

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.7663

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.