CVE-2026-26106
High
Description
Improper input validation in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Microsoft Sharepoint Server
PublishedMar 10, 2026
First seenMar 10, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- microsoft sharepoint_server16.0.19725.20076 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft sharepoint_server | v < 16.0.19725.20076, 2016, 2019 | 16.0.19725.20076 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.