UpHeron
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Servers and applications

CVE-2021-32655

Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.11, 20.0.10, and 21.0.2, an attacker is able to convert a Files Drop link to a federated share. This causes an issue on the UI side of the sharing user. When the sharing user opens the sharing panel and tries to remove the "Create" privileges of this unexpected share, Nextcloud server would silently…

Severity
Low 3.5
Published
1 Jun 2021
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
19.0.11, 20.0.10, 21.0.2
Sources
NVD

Affected software

SoftwareAffected versions
NextcloudServers and applications · cpe:a:nextcloud:nextcloud_server
  • Every version before 19.0.11
  • From 20.0.0 before 20.0.10
  • From 21.0.0 before 21.0.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-32655
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-32655