VDB
CVE-2026-88209
CVE-2026-88209
PUBLISHED
CVSS 4.6 MEDIUM
Reported by microsoft · Published October 13, 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
4.6
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
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0 |
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0 |
| microsoft | sharepoint_server | 16.0.0 |
Timeline
- Oct 13, 2026 CVE Published
- Oct 14, 2026 EPSS Score
- Oct 14, 2026 Coalition ESS Score
- Oct 15, 2026 CVE Updated
- Oct 16, 2026 Security Advisory
References
- Microsoft Office SharePoint Spoofing Vulnerability vendor-advisorypatch