Information Disclosure Vulnerability in Microsoft Office Word
CVE-2025-54905

7.1HIGH

Key Information:

Vendor

Microsoft
Status
Microsoft Sharepoint Enterprise Server 2016
Microsoft Sharepoint Server 2019
Microsoft Office 2019
Microsoft 365 Apps For Enterprise
Vendor
CVE Published:
9 September 2025

What is CVE-2025-54905?

An untrusted pointer dereference vulnerability in Microsoft Office Word could allow an unauthorized attacker to access sensitive information locally. This flaw presents a risk of data exposure, where local resources might be compromised if exploited. It is crucial for users and organizations to be aware of this issue and apply necessary updates to mitigate potential risks.

Affected Version(s)

Microsoft 365 Apps for Enterprise 32-bit Systems 16.0.1

Microsoft Office 2019 32-bit Systems 19.0.0

Microsoft Office LTSC 2021 x64-based Systems 16.0.1

References

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

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.