CVE-2025-47171

Published: Jun 10, 2025Modified: Jun 17, 2026

6.7

Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Exploitability: 0.8 / Impact: 5.9

Source: secure@microsoft.com (Secondary)

Description

Improper input validation in Microsoft Office Outlook allows an authorized attacker to execute code locally.

Affected (5)

Products: Microsoft: 365 Apps, Office, Office Long Term Servicing Channel, Outlook

4 products

Office Long Term Servicing Channel

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Microsoft 365 Apps	All versions
Microsoft Office	Version 2019
Microsoft Office Long Term Servicing Channel	Version 2021
Microsoft Office Long Term Servicing Channel	Version 2024
Microsoft Outlook	Version 2016

Related CWEs

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (1)

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

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.