Description
A remote code execution vulnerability exists in Microsoft SharePoint Server when it fails to properly identify and filter unsafe ASP.Net web controls. An authenticated attacker who successfully exploited the vulnerability could use a specially crafted page to perform actions in the security context of the SharePoint application pool process.
To exploit the vulnerability, an authenticated user must create and invoke a specially crafted page on an affected version of Microsoft SharePoint Server.
The security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles processing of created content.
Published: 2020-05-21
Score: 8.8 High
EPSS: 9.9% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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History

Wed, 19 Aug 2026 16:45:00 +0000

Type Values Removed Values Added
Description A remote code execution vulnerability exists in Microsoft SharePoint Server when it fails to properly identify and filter unsafe ASP.Net web controls, aka 'Microsoft SharePoint Server Remote Code Execution Vulnerability'. A remote code execution vulnerability exists in Microsoft SharePoint Server when it fails to properly identify and filter unsafe ASP.Net web controls. An authenticated attacker who successfully exploited the vulnerability could use a specially crafted page to perform actions in the security context of the SharePoint application pool process. To exploit the vulnerability, an authenticated user must create and invoke a specially crafted page on an affected version of Microsoft SharePoint Server. The security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles processing of created content.
Title Microsoft SharePoint Server Remote Code Execution Vulnerability
First Time appeared Microsoft sharepoint Foundation 2013
Microsoft sharepoint Server 2016
Microsoft sharepoint Server 2019
CPEs cpe:2.3:a:microsoft:sharepoint_foundation_2013:*:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_server_2016:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:microsoft:sharepoint_server_2019:*:*:*:*:*:*:*:*
Vendors & Products Microsoft sharepoint Foundation 2013
Microsoft sharepoint Server 2016
Microsoft sharepoint Server 2019
References

Subscriptions

Microsoft Sharepoint Enterprise Server Sharepoint Foundation Sharepoint Foundation 2013 Sharepoint Server Sharepoint Server 2016 Sharepoint Server 2019
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-08-19T16:33:53.288Z

Reserved: 2019-11-04T00:00:00.000Z

Link: CVE-2020-1069

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-05-21T23:15:12.947

Modified: 2026-08-19T17:17:13.027

Link: CVE-2020-1069

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses