Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is in the KEV database since today.

No EPSS score available.

Exploitation active

Automatable yes

Technical Impact partial

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 Enterprise Server 2016 affected
Version Status Constraints
16.0.0 affected < 16.0.5548.1003
Microsoft Microsoft SharePoint Server 2019 affected
Version Status Constraints
16.0.0 affected < 16.0.10417.20114
Microsoft Microsoft SharePoint Server Subscription Edition affected
Version Status Constraints
16.0.0 affected < 16.0.19725.20210

Configuration 1 [-]

OR cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors Products
Microsoft Subscribe
Sharepoint Server Subscribe
Sharepoint Server 2016 Subscribe
Sharepoint Server 2019 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-2026-32201 cve-icon cve-icon
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-32201 cve-icon cve-icon
History

Tue, 14 Apr 2026 19:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*

Tue, 14 Apr 2026 18:30:00 +0000

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 14 Apr 2026 17:45:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2026-04-14T00:00:00+00:00', 'dueDate': '2026-04-28T00:00:00+00:00'}

Tue, 14 Apr 2026 17:30:00 +0000

Type Values Removed Values Added
Description Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
Title Microsoft SharePoint Server Spoofing Vulnerability
First Time appeared Microsoft
Microsoft sharepoint Server
Microsoft sharepoint Server 2016
Microsoft sharepoint Server 2019
Weaknesses CWE-20
CPEs cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*
cpe:2.3:a:microsoft:sharepoint_server_2016:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:microsoft:sharepoint_server_2019:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft sharepoint Server
Microsoft sharepoint Server 2016
Microsoft sharepoint Server 2019
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:F/RL:O/RC:C'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-04-14T17:26:44.533Z

Reserved: 2026-03-11T01:49:58.658Z

Link: CVE-2026-32201

cve-icon Vulnrichment

Updated: 2026-04-14T17:26:37.680Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-14T18:17:27.160

Modified: 2026-04-14T19:37:08.297

Link: CVE-2026-32201

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses