CVE-2026-109466

Microsoft Office SharePoint Elevation of Privilege Vulnerability

Published Nov 10, 2026 CVSS 3.1 · 8 High EPSS < 1% KEV · Not listed
Description
Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over an adjacent network.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over an adjacent network.
Title Microsoft Office SharePoint Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft sharepoint Server
Weaknesses CWE-862
CPEs cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*
Vendors & Products Microsoft
Microsoft sharepoint Server
References
Metrics cvssV3_1

{'score': 8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Nov 13, 2026, 6:04 PM
Reserved
Oct 12, 2026, 5:01 PM
Status
Awaiting Analysis
Published
Nov 10, 2026, 7:18 PM
Modified
Nov 10, 2026, 10:18 PM