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OpenAdvisories
High MSRC-CVE-2025-53760 1 CVE

Microsoft SharePoint Elevation of Privilege Vulnerability

Published Aug 12, 2025 · Updated Oct 16, 2025 · Revision 3

Vendor: Microsoft

Summary

Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

According to the CVSS metrics, successful exploitation of this vulnerability could lead to major loss of confidentiality (C:H), and some loss of integrity (I:L), but no loss of availability (A:N). What does that mean for this vulnerability?
An attacker who successfully exploited this vulnerability could view sensitive information, a token in this scenario (Confidentiality), and make some changes to disclosed information (Integrity), but they would not be able to affect Availability.

What privileges could be gained by an attacker who successfully exploited the vulnerability?
An attacker who successfully exploited this vulnerability could gain the privileges of the compromised user.

I am running SharePoint Server 2016. Do the updates for SharePoint Enterprise Server 2016 also apply to the version I am running?
Yes. The same KB number applies to both SharePoint Server 2016 and SharePoint Enterprise Server 2016. Customers running either version should install the security update to be protected from this vulnerability.

Security updates
16.0.5513.1002 — https://support.microsoft.com/help/5002771
16.0.10417.20041 — https://support.microsoft.com/help/5002769
16.0.18526.20518 — https://support.microsoft.com/help/5002773

Vulnerabilities 1

Revision history

  1. #3

    Revised the packages to include Download Center ID for this vulnerability.

  2. #2

    Added an acknowledgement. This is an informational change only.

  3. #1

    Information published.

References