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CVE-2026-32201Microsoft SharePoint Server Spoofing Vulnerability
Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
6.5 MEDIUMEPSS 43.37%⚡ Known Exploited (CISA KEV)NVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 6.5 | MEDIUM | 3.1microsoft (CNA) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
| 6.5 | MEDIUM | 3.1microsoft (CNA) | 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 |
CISA required action
⚡ Known exploited · remediation due Apr 28, 2026
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Details
- CVE ID
- CVE-2026-32201
- Status
- Analyzed
- Assigner (CNA)
- microsoft
- Published
- Apr 14, 2026
- Last modified
- 2026-10-26 22:10 UTC
- Weaknesses
- CWE-20 · Improper Input Validation
Affected Products
As published by the CNA in the CVE record.
MicrosoftMicrosoft SharePoint Enterprise Server 20161 version range
- 16.0.0 before 16.0.5548.1003
MicrosoftMicrosoft SharePoint Server 20191 version range
- 16.0.0 before 16.0.10417.20114
MicrosoftMicrosoft SharePoint Server Subscription Edition1 version range
- 16.0.0 before 16.0.19725.20210