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2.4

Nextcloud Server has no password length limit when creating a user as an administrator

CVE-2022-41969 · published 3 years ago
Summary

Nextcloud Server is an open source personal cloud server. Prior to versions 23.0.11, 24.0.7, and 25.0.0, there is no password length limit when creating a user as an administrator. An administrator can cause a limited DoS attack against their own server. Versions 23.0.11, 24.0.7, and 25.0.0 contain ...

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
nextcloud nextcloud_server >= 23.0.0, < 23.0.11
>= 24.0.0, < 24.0.7
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*
Original advisory text
Nextcloud Server has no password length limit when creating a user as an administrator
Nextcloud Server is an open source personal cloud server. Prior to versions 23.0.11, 24.0.7, and 25.0.0, there is no password length limit when creating a user as an administrator. An administrator can cause a limited DoS attack against their own server. Versions 23.0.11, 24.0.7, and 25.0.0 contain a fix for the issue. As a workaround, don't create user accounts with long passwords.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
2.4 Low
Exploitation
<1% chance of attack within 30 days
Type
CWE-400Uncontrolled Resource Consumption
CWE-521Weak Password Requirements
Timeline
Published1 Dec 2022
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2022-41969 · NVD
CVE-2022-41969 · OSV
GHSA-4gm7-j7wg-m4fx · GHSA
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