CVE-2025-30384: Microsoft SharePoint Server

High severity, CVSS 7.0. EPSS: 1.4% chance of exploitation in the next 30 days.

Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code locally.

Affected products

• Microsoft SharePoint Server: before 16.0.18526.20286 (fixed in 16.0.18526.20286); version 2016 only; version 2019 only

Published 2025-05-13. Last modified 2026-06-17.