VDB
CVE-2026-55034
CVE-2026-55034
PUBLISHED
CVSS 7.3 HIGH
Reported by microsoft · Published July 14, 2026
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.
Risk Scores
CVSS 3.1
7.3
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 | 16.0.0 |
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0 |
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0 |
| microsoft | sharepoint_server_2016 | 16.0.0, 16.0.0, 16.0.0 |
| microsoft | sharepoint_server_2019 | 16.0.0, 16.0.0, 16.0.0 |
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0, 16.0.0, 16.0.0 |
| Microsoft | Microsoft SharePoint Enterprise Server 2016 | 16.0.0, 16.0.0, 16.0.0 |
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0, 16.0.0, 16.0.0 |
| microsoft | sharepoint_server | 16.0.0, 16.0.0, 16.0.0 |
Timeline
- Jul 14, 2026 CVE Published
- Jul 15, 2026 Coalition ESS Score
- Jul 15, 2026 Security Advisory
- Jul 15, 2026 CVE Updated
- Jul 16, 2026 Security Advisory
References
- Microsoft SharePoint Server Spoofing Vulnerability vendor-advisorypatch