CVE-2026-47640 MEDIUM

CVE-2026-47640: Microsoft SharePoint Server Spoofing Vulnerability

Vendor Microsoft
Product Microsoft SharePoint Enterprise Server 2016
Weakness CWE-79 · XSS
Published June 9, 2026
Last update June 15, 2026
View on NVD All CVEs

CVSS base score

4.6/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C

What the vulnerability does

01Description

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

Key dates

02Disclosure timeline

June 9, 2026 CVE published
June 15, 2026 Record updated