9.3
Critical
CVE-2026-70306 Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint…
Description
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft SharePoint Enterprise Server 2016 16.0 | 16.0.0 → < 16.0.5565.1001 | 16.0.5565.1001 |
| Microsoft SharePoint Server 2019 16.0 | 16.0.0 → < 16.0.10417.20198 | 16.0.10417.20198 |
| Microsoft SharePoint Server Subscription Edition 16.0 | 16.0.0 → < 16.0.19725.20522 | 16.0.19725.20522 |
Other CVEs of Microsoft SharePoint Enterprise Server 2016
The 337 CVEs of Microsoft SharePoint Enterprise Server 2016 →
CVE-2026-97783
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint…
8.1
High
CVE-2026-69943
Improper limitation of a pathname to a restricted directory ('path traversal') in Microsoft Office SharePoint allows…
8.8
High
CVE-2026-62917
Improper input validation in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a…
4.6
Medium
CVE-2026-62839
Insufficiently protected credentials in Microsoft Office SharePoint allows an authorized attacker to perform spoofing…
6.5
Medium