Vulnerability Intelligence Report
Microsoft SharePoint Server Spoofing Vulnerability
CVE-2026-32201
Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
CISA KEV
SSVC: Active Exploitation
Automatable
CVSS Base Score
6.5
MEDIUM
Exploitability:3.9
Impact Score:2.6
EPSS Probability:43.38%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-20 ↗CWE-20: Improper Input Validation
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 | 16.0.0 < 16.0.5548.1003 (affected) |
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0 < 16.0.10417.20114 (affected) |
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0 < 16.0.19725.20210 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2026-03-11T01:49:58 |
| Published | 2026-04-14T16:58:36 |
| Patch Date | 2026-04-14 |
| Last Updated | 2026-10-14T23:03:10 |
Community Chatter & Buzz