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CVE-2026-45484

nvd nist
Published: Jun 9, 2026Modified: Jun 12, 2026

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8.8
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 5.9
Source: secure@microsoft.com

Description

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

Affected (3)

Microsoft
1 product
Sharepoint Server
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Microsoft
Sharepoint Server
Before 16.0.19725.20384
Sharepoint Server
Version 2016
Sharepoint Server
Version 2019

Related CWEs

CWE-502
Deserialization of Untrusted Data
The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

References (1)

Source: secure@microsoft.com
Vendor Advisory

Timeline

No history available yet.