CVE-2026-20958— Microsoft SharePoint Information Disclosure Vulnerability
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I. Basic Information for CVE-2026-20958
Vulnerability Information
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Vulnerability Title
Microsoft SharePoint Information Disclosure Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft SharePoint 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft SharePoint是美国微软（Microsoft）公司的一套企业业务协作平台。该平台用于对业务信息进行整合，并能够共享工作、与他人协同工作、组织项目和工作组、搜索人员和信息。 Microsoft SharePoint存在代码问题漏洞。攻击者利用该漏洞可以获取敏感信息。以下产品和版本受到影响：Microsoft SharePoint Enterprise Server 2016,Microsoft SharePoint Server 2019,Microsoft SharePoint
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 | 16.0.0 ~ 16.0.5535.1001 | - | |
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0 ~ 16.0.10417.20083 | - | |
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0 ~ 16.0.19127.20442 | - |
II. Public POCs for CVE-2026-20958
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Microsoft · 2026-01-13 · 112 CVEs total
| CVE-2026-20963 | 9.8 CRITICAL | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2026-20947 | 8.8 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2026-20868 | 8.8 HIGH | Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability |
| CVE-2026-20952 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2026-20953 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2026-20944 | 8.4 HIGH | Microsoft Word Remote Code Execution Vulnerability |
| CVE-2026-20856 | 8.1 HIGH | Windows Server Update Service (WSUS) Remote Code Execution Vulnerability |
| CVE-2026-20931 | 8.0 HIGH | Windows Telephony Service Elevation of Privilege Vulnerability |
| CVE-2026-20859 | 7.8 HIGH | Windows Kernel-Mode Driver Elevation of Privilege Vulnerability |
| CVE-2026-21224 | 7.8 HIGH | Azure Connected Machine Agent Elevation of Privilege Vulnerability |
| CVE-2026-20837 | 7.8 HIGH | Windows Media Remote Code Execution Vulnerability |
| CVE-2026-20956 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2026-20840 | 7.8 HIGH | Windows NTFS Remote Code Execution Vulnerability |
| CVE-2026-20955 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2026-20951 | 7.8 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2026-20946 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2026-20857 | 7.8 HIGH | Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability |
| CVE-2026-20918 | 7.8 HIGH | Windows Management Services Elevation of Privilege Vulnerability |
| CVE-2026-20920 | 7.8 HIGH | Win32k Elevation of Privilege Vulnerability |
| CVE-2026-20922 | 7.8 HIGH | Windows NTFS Remote Code Execution Vulnerability |
Showing top 20 of 112 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Microsoft SharePoint Enterprise Server 2016
- CVE-2026-32201
Microsoft SharePoint Server Spoofing Vulnerability - CVE-2026-20945
Microsoft SharePoint Server Spoofing Vulnerability - CVE-2026-26106
Microsoft SharePoint Server Remote Code Execution Vulnerabil - CVE-2026-26114
Microsoft SharePoint Server Remote Code Execution Vulnerabil - CVE-2026-26105
Microsoft SharePoint Server Spoofing Vulnerability
Same vendor: Microsoft
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Azure Managed Instance for Apache Cassandra Remote Code Exec
Same weakness: CWE-918
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New API: SSRF Filter Bypass via 0.0.0.0
V. Comments for CVE-2026-20958
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