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high advisory

Microsoft Security Updates — July 2026

Roundup of Microsoft security advisories published in July 2026.

PoC PowerShell +516 roundup
10c 227i updated
high advisory

CVE-2026-40368 - Microsoft Office SharePoint Deserialization Vulnerability

CVE-2026-40368 is a deserialization of untrusted data vulnerability in Microsoft Office SharePoint, allowing an authorized attacker to execute code over a network.

Office SharePoint deserialization code-execution sharepoint
2r 1t 1c
high advisory

CVE-2026-33110 - Microsoft SharePoint Deserialization Vulnerability

CVE-2026-33110 is a deserialization of untrusted data vulnerability in Microsoft Office SharePoint, allowing an authorized attacker to achieve remote code execution over a network.

Office SharePoint cve deserialization rce sharepoint
1r 1t 1c