8.8
High
CVE-2026-58277 Improper authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network
Description
Improper authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft SharePoint Enterprise Server 2016 16.0 | 16.0.0 → < 16.0.5561.1001 | 16.0.5561.1001 |
| Microsoft SharePoint Server 2019 16.0 | 16.0.0 → < 16.0.10417.20175 | 16.0.10417.20175 |
References
- Microsoft SharePoint Elevation of Privilege Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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