Vulnerability in Microsoft Sharepoint Enterprise Server 2016
CVE-2021-26420
Microsoft SharePoint Server Remote Code Execution Vulnerability
EPSS: 0.030 (86.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L.
Affected products
- Microsoft Sharepoint Enterprise Server 2016 — versions 16.0.0
- Microsoft Sharepoint Foundation 2013 Service Pack 1 — versions 15.0.0
- Microsoft Sharepoint Server 2019 — versions 16.0.0
- Microsoft Sharepoint_enterprise_server — versions 2016
- Microsoft Sharepoint_foundation — versions 2013
- Microsoft Sharepoint_server — versions 2019
Public proof-of-concept exploits
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
- secure@microsoft.com (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-26420?
- CVE-2021-26420 is a high-severity vulnerability in Microsoft Sharepoint Enterprise Server 2016. CVSS score: 7.1/10. Published 2021-06-08.
- How severe is CVE-2021-26420?
- High severity. CVSS v3 base score is 7.1 out of 10.
- Is CVE-2021-26420 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.