CyberICT

CVE-2026-55052

Microsoft · Published July 14, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

Microsoft SharePoint Elevation of Privilege Vulnerability. Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

Affected Products

  • Microsoft SharePoint Enterprise Server 2016
  • Microsoft SharePoint Server 2019
  • Microsoft SharePoint Server Subscription Edition

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