cbcvebase.
CVE-2026-40357
published 2026-05-12

CVE-2026-40357: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Affected

6 ranges
VendorProductVersion rangeFixed in
microsoftmicrosoft_sharepoint_enterprise_server_2016>= 16.0.0 < 16.0.5552.100216.0.5552.1002
microsoftmicrosoft_sharepoint_server_2019>= 16.0.0 < 16.0.10417.2012816.0.10417.20128
microsoftmicrosoft_sharepoint_server_subscription_edition>= 16.0.0 < 16.0.19725.2028016.0.19725.20280
microsoftsharepoint_server< 16.0.19725.2028016.0.19725.20280
microsoftsharepoint_server
microsoftsharepoint_server