CVE-2021-32726

Source
https://nvd.nist.gov/vuln/detail/CVE-2021-32726
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-32726.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-32726
Related
Published
2021-07-12T20:15:10Z
Modified
2025-01-14T09:23:04.082228Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, webauthn tokens were not deleted after a user has been deleted. If a victim reused an earlier used username, the previous user could gain access to their account. The issue was fixed in versions 19.0.13, 20.0.11, and 21.0.3. There are no known workarounds.

References

Affected packages

Git / github.com/nextcloud/server

Affected ranges

Type
GIT
Repo
https://github.com/nextcloud/server
Events

Affected versions

v21.*

v21.0.0
v21.0.1
v21.0.1RC1
v21.0.2
v21.0.2RC1
v21.0.3rc1