Remote Code Execution Vulnerability in Inbox COM Objects by Microsoft
CVE-2025-58734

7HIGH

Key Information:

Vendor

Microsoft
Status
Windows 11 Version 25h2
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Vendor
CVE Published:
14 October 2025

What is CVE-2025-58734?

A use after free vulnerability in Inbox COM Objects can be exploited by an unauthorized attacker, allowing them to run arbitrary code on affected systems. This issue highlights the need for timely software updates and vigilance against potential exploitations.

Affected Version(s)

Windows 10 Version 1507 32-bit Systems 10.0.10240.0 < 10.0.10240.21161

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.8519

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.7919

References

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

CVSS V3.1

Score:
7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-58734 : Remote Code Execution Vulnerability in Inbox COM Objects by Microsoft