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CVE-2026-48562— Microsoft SharePoint Server Spoofing Vulnerability

CVSS 4.6 · Medium EPSS 0.40% · P31

Affected Version Matrix 3

VendorProductVersion RangeStatus
MicrosoftMicrosoft SharePoint Enterprise Server 201616.0.0< 16.0.5556.1005affected
MicrosoftMicrosoft SharePoint Server 201916.0.0< 16.0.10417.20153affected
MicrosoftMicrosoft SharePoint Server Subscription Edition16.0.0< 16.0.19725.20384affected
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I. Basic Information for CVE-2026-48562

Vulnerability Information
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Vulnerability Title
Microsoft SharePoint Server Spoofing Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Office SharePoint 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Office SharePoint是美国微软（Microsoft）公司的一个企业内容协作与文档管理平台。 Microsoft Office SharePoint存在跨站脚本漏洞。攻击者利用该漏洞执行跨站脚本攻击。以下产品和版本受到影响：Microsoft SharePoint Enterprise Server 2016,Microsoft SharePoint Server 2019,Microsoft SharePoint Server Subscription Edition。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
MicrosoftMicrosoft SharePoint Enterprise Server 2016 16.0.0 ~ 16.0.5556.1005 -
MicrosoftMicrosoft SharePoint Server 2019 16.0.0 ~ 16.0.10417.20153 -
MicrosoftMicrosoft SharePoint Server Subscription Edition 16.0.0 ~ 16.0.19725.20384 -

II. Public POCs for CVE-2026-48562

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III. Intelligence Information for CVE-2026-48562

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Vendor Advisories for CVE-2026-48562 (1)

Same Patch Batch · Microsoft · 2026-06-09 · 200 CVEs total

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CVE-2026-456078.4 HIGHWindows Hyper-V Remote Code Execution Vulnerability
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Showing top 20 of 200 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Microsoft SharePoint Enterprise Server 2016
Same vendor: Microsoft
Same weakness: CWE-79

V. Comments for CVE-2026-48562

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