CVE-2021-27076— Microsoft SharePoint Server Remote Code Execution Vulnerability
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I. Basic Information for CVE-2021-27076
Vulnerability Information
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Vulnerability Title
Microsoft SharePoint Server Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Microsoft SharePoint Server Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft SharePoint 安全漏洞
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 Server 存在安全漏洞。以下产品和版本受到影响：Microsoft SharePoint Enterprise Server 2016,Microsoft SharePoint Server 2019,Microsoft Business Productivity
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 ~ publication | cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:* | |
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0 ~ publication | cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:* | |
| Microsoft | Microsoft Business Productivity Servers 2010 Service Pack 2 | 13.0.0.0 ~ publication | cpe:2.3:a:microsoft:business_productivity_servers:2010:sp2:*:*:*:*:*:* | |
| Microsoft | Microsoft SharePoint Foundation 2013 Service Pack 1 | 15.0.0 ~ publication | cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:* |
II. Public POCs for CVE-2021-27076
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.zerodayinitiative.com/advisories/ZDI-21-276/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-27076
Same Patch Batch · Microsoft · 2021-03-11 · 80 CVEs total
| CVE-2021-26867 | 9.9 CRITICAL | Windows Hyper-V Remote Code Execution Vulnerability |
| CVE-2021-26897 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-26895 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-26894 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-26893 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-26877 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-27080 | 9.3 CRITICAL | Azure Sphere Unsigned Code Execution Vulnerability |
| CVE-2021-26865 | 8.8 HIGH | Windows Container Execution Agent Elevation of Privilege Vulnerability |
| CVE-2021-26411 | 8.8 HIGH | Internet Explorer Memory Corruption Vulnerability |
| CVE-2021-26876 | 8.8 HIGH | OpenType Font Parsing Remote Code Execution Vulnerability |
| CVE-2021-27085 | 8.8 HIGH | Internet Explorer Remote Code Execution Vulnerability |
| CVE-2021-26864 | 8.4 HIGH | Windows Virtual Registry Provider Elevation of Privilege Vulnerability |
| CVE-2021-26861 | 7.8 HIGH | Windows Graphics Component Remote Code Execution Vulnerability |
| CVE-2021-26898 | 7.8 HIGH | Windows Event Tracing Elevation of Privilege Vulnerability |
| CVE-2021-26872 | 7.8 HIGH | Windows Event Tracing Elevation of Privilege Vulnerability |
| CVE-2021-26887 | 7.8 HIGH | Microsoft Windows Folder Redirection Elevation of Privilege Vulnerability |
| CVE-2021-26889 | 7.8 HIGH | Windows Update Stack Elevation of Privilege Vulnerability |
| CVE-2021-26890 | 7.8 HIGH | Application Virtualization Remote Code Execution Vulnerability |
| CVE-2021-26891 | 7.8 HIGH | Windows Container Execution Agent Elevation of Privilege Vulnerability |
| CVE-2021-26899 | 7.8 HIGH | Windows UPnP Device Host Elevation of Privilege Vulnerability |
Showing top 20 of 80 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
- CVE-2026-42826
Azure DevOps Information Disclosure Vulnerability - CVE-2026-35428
Azure Cloud Shell Spoofing Vulnerability - CVE-2026-35435
Azure AI Foundry Elevation of Privilege Vulnerability - CVE-2026-34327
Microsoft Partner Center Spoofing Vulnerability - CVE-2026-33844
Azure Managed Instance for Apache Cassandra Remote Code Exec
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