Description
Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 | 16.0.0 – < 16.0.5535.1001 | 16.0.5535.1001 |
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0 – < 16.0.10417.20083 | 16.0.10417.20083 |
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0 – < 16.0.19127.20442 | 16.0.19127.20442 |
Advisories 3
- WID-SEC-2026-0081 Microsoft Office Produkte: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 22, 2026
- NCSC-2026-0010 Kwetsbaarheden verholpen in Microsoft Office NCSC-NL (Netherlands) · Mar 20, 2026
- MSRC-CVE-2026-20963 Microsoft SharePoint Remote Code Execution Vulnerability Microsoft Security Response Center · Mar 17, 2026
References
- Microsoft SharePoint Remote Code Execution Vulnerability vendor-advisory patch