CVE-2026-20945
Microsoft SharePoint Server Spoofing Vulnerability
CVSS Score
4.6
EPSS Score
0.0%
EPSS Percentile
0th
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
| Vendor | microsoft |
| Product | microsoft sharepoint enterprise server 2016 |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Apr 14, 2026 |
| Last Updated | Apr 17, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Microsoft / Microsoft SharePoint Enterprise Server 2016
16.0.0 < 16.0.5548.1003
Microsoft / Microsoft SharePoint Server 2019
16.0.0 < 16.0.10417.20114
Microsoft / Microsoft SharePoint Server Subscription Edition
16.0.0 < 16.0.19725.20210