CVE-2021-31181

Microsoft SharePoint Remote Code Execution Vulnerability

Microsoft SharePoint Remote Code Execution Vulnerability

Affected

Microsoft · Microsoft SharePoint Enterprise Server 2016 · Microsoft SharePoint Server 2019 · Microsoft SharePoint Foundation 2013 Service Pack 1

CVSS v3.1 NVD

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 NVD

6.5 MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P

EPSS

29.01% chance of exploitation in the next 30 days, 98th percentile

Published

2021-05-11

Updated

2025-02-28

Proof-of-concept exploits (1)

• http://packetstormsecurity.com/files/163208/Microsoft-SharePoint-Unsafe-Control-And-ViewS…

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/exploits/windows/http/sharepoint_unsafe_c…

Security advisories

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31181
• https://www.zerodayinitiative.com/advisories/ZDI-21-573

References

• CVE Record
• NVD entry