HIGH
Microsoft SharePoint Elevation of Privilege Vulnerability
Published Jun 9, 2026
8.8
HIGHCVSS 3.1
EPSS 2.29%
Description
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
Affected products
-
- Version 16.0.0StatusaffectedConstraints<16.0.5556.1005
- Version
-
- Version 16.0.0StatusaffectedConstraints<16.0.10417.20153
- Version
-
- Version 16.0.0StatusaffectedConstraints<16.0.19725.20384
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 | n/a |
| ||||||
| Microsoft | Microsoft SharePoint Server 2019 | n/a |
| ||||||
| Microsoft | Microsoft SharePoint Server Subscription Edition | n/a |
|
OR
- < 16.0.19725.20384
- 2016
- 2019
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Weaknesses (1)
References (2)
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-35581 Advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45484 vendor-advisorypatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-35581 | Advisory | |
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45484 | vendor-advisorypatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Jun 9, 2026
Updated Sep 24, 2026
Reserved May 12, 2026
Link CVE-2026-45484
CISA Vulnrichment
Updated Jun 10, 2026
ENISA EUVD
EUVD-2026-35581 Assigner microsoft
Published Jun 9, 2026
Updated Sep 24, 2026
Exploited since n/a
Link EUVD-2026-35581