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Fencer Vulns
medium 4.3

CVE-2022-21968 json

Microsoft SharePoint Server Security Feature Bypass Vulnerability

published 2022-02-09 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-27123

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

Microsoft SharePoint Server Security Feature Bypass Vulnerability

Patch / fix

  • Microsoft Microsoft SharePoint Enterprise Server 2016 16.0.5278.1000
  • Microsoft Microsoft SharePoint Server 2019 16.0.10383.20001
  • Microsoft Microsoft SharePoint Server Subscription Edition 16.0.14326.20742
  • Microsoft Microsoft SharePoint Foundation 2013 Service Pack 1 15.0.5423.1000

Exploit prediction

2.13% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

  • Microsoft Microsoft SharePoint Enterprise Server 2016
  • Microsoft Microsoft SharePoint Server 2019
  • Microsoft Microsoft SharePoint Server Subscription Edition
  • Microsoft Microsoft SharePoint Foundation 2013 Service Pack 1

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.