Main Vulnerability Database Vulnerabilities #VU110771

Input validation error in Microsoft products - CVE-2025-47171

Published: June 10, 2025

Vulnerability identifier: #VU110771

CSH Severity: Medium

CVSS v4: 5.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-47171

CWE-ID: CWE-20

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in Microsoft Outlook. A remote user can trick a victim to open a specially crafted file and execute arbitrary code on the target system.

Affected software

Microsoft 365 Apps for Enterprise
Microsoft Outlook
Microsoft Office
Microsoft Office LTSC

How to mitigate CVE-2025-47171

Install updates from vendor's website.

External References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-47171

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