Skip to content
Fencer Intel
medium 6.5

CVE-2022-26784 json

Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability

published 4y ago modified 4mo ago also EUVD-2022-31334

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

Windows Cluster Shared Volume (CSV) Denial of Service Vulnerability

Patch / fix

  • Microsoft Windows Server 2019 10.0.17763.2803
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.2803
  • Microsoft Windows Server 2022 10.0.20348.643
  • Microsoft Windows Server version 20H2 10.0.19042.1645
  • Microsoft Windows Server 2016 10.0.14393.5066
  • Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.5066
  • Microsoft Windows Server 2012 6.2.9200.23679
  • Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.23679
  • Microsoft Windows Server 2012 R2 6.3.9600.20337
  • Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.20337

Is CVE-2022-26784 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
11mo ago

Exploit prediction

2.45% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:N/A:P

Affected products

  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows Server 2022
  • Microsoft Windows Server version 20H2
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2016 (Server Core installation)
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2012 (Server Core installation)
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2012 R2 (Server Core installation)

References

Sources

Fencer Intel 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.