Disclosure summary
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.
Source-reported weakness categories
CWE-79
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Microsoft Security Updates (CVRF) · 2026-Apr
Open original source · Updated Apr 14, 2026
Microsoft SharePoint Server Spoofing Vulnerability
Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.
Microsoft maximum product score: 4.6
| Vendor | Product / association | Version / bounds |
|---|---|---|
| Microsoft update guide | Microsoft SharePoint Enterprise Server 2016 | (MSRC status code 3) |
| Microsoft update guide | Microsoft SharePoint Server 2019 | (MSRC status code 3) |
| Microsoft update guide | Microsoft SharePoint Server Subscription Edition | (MSRC status code 3) |
Vendor remediation references
- 5002861 · build 16.0.5548.1003 · product IDs 10950
- Vendor guidance · product IDs 10950
- 5002862 · build 16.0.5548.1003 · product IDs 10950
- Vendor guidance · product IDs 10950
- 5002854 · build 16.0.10417.20114 · product IDs 11585
- Vendor guidance · product IDs 11585
- 5002856 · build 16.0.10417.20114 · product IDs 11585
- Vendor guidance · product IDs 11585
- 5002853 · build 16.0.19725.20210 · product IDs 11961
- Vendor guidance · product IDs 11961
Original records & references
- NIST NVD record
- CVE Program record
- msrc.microsoft.com — Vendor advisory
PUBLISHED 2026-04-14T03:00:00-04:00
MODIFIED 2026-04-14T03:00:00-04:00
INGESTED 2026-10-08T12:45:03-04:00