HIGHCVE-2026-40357Published Modified CNA microsoft
CVE-2026-40357: Microsoft SharePoint Server Remote Code Execution Vulnerability
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
Metrics
- CVSS v3.1
- 8.8
- Severity
- HIGH
- Fixed in
- 16.0.5552.1002
- Affected Products
- 3
Fix available
16.0.5552.100216.0.10417.2012816.0.19725.20280
Affected packages
- Microsoft / Microsoft SharePoint Enterprise Server 2016< 16.0.5552.1002 (from 16.0.0)
- Microsoft / Microsoft SharePoint Server 2019< 16.0.10417.20128 (from 16.0.0)
- Microsoft / Microsoft SharePoint Server Subscription Edition< 16.0.19725.20280 (from 16.0.0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C