CVE-2021-26420
High
Published: 08 June 2021
Published
08 June 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
7.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
EPSS Score
0.0836
92.5th percentile
Risk Priority
19
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-26420 is a high-severity an unspecified weakness vulnerability in Microsoft Sharepoint Enterprise Server. Its CVSS base score is 7.1 (High).
Operationally, ranked in the top 7.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-13226
Vulnerability details
Microsoft SharePoint Server Remote Code Execution Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
microsoft
sharepoint enterprise server
2016
microsoft
sharepoint foundation
2013
microsoft
sharepoint server
2019
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.