CVE-2026-88200 - Vulnerability Details - OpenCVE

Privilege context switching error in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Microsoft

Microsoft SharePoint Server Subscription Edition

affected

Version	Status	Constraints
`16.0.0`	affected	< 16.0.20326.20190

No data.

No data.

No data.

Project Subscriptions

Vendors	Products
Microsoft Subscribe	Sharepoint Server Subscribe

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88200

History

Wed, 14 Oct 2026 00:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 13 Oct 2026 19:15:00 +0000

Type	Values Removed	Values Added
Description		Privilege context switching error in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
Title		Microsoft Office SharePoint Elevation of Privilege Vulnerability
First Time appeared		Microsoft Microsoft sharepoint Server
Weaknesses		CWE-270
CPEs		cpe:2.3:a:microsoft:sharepoint_server:::::subscription:::*
Vendors & Products		Microsoft Microsoft sharepoint Server
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88200
Metrics		cvssV3_1 `{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-10-13T19:01:14.213Z

Updated: 2026-10-13T22:23:41.160Z

Reserved: 2026-09-09T22:01:13.384Z

Link: CVE-2026-88200

Vulnrichment

Updated: 2026-10-13T19:50:16.378Z

NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:21:41.547

Modified: 2026-10-13T20:19:08.777

Link: CVE-2026-88200

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-270

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