CVE-2022-41968: Nextcloud Server

Medium severity, CVSS 5.3. EPSS: 0.9% chance of exploitation in the next 30 days.

Nextcloud Server is an open source personal cloud server. Prior to versions 23.0.10 and 24.0.5, calendar name lengths are not validated before writing to a database. As a result, an attacker can send unnecessary amounts of data against the database. Version 23.0.10 and 24.0.5 contain patches for the issue. No known workarounds are available.

Affected products

• Nextcloud Nextcloud Server: from 23.0.0, before 23.0.10 (fixed in 23.0.10); from 24.0.0, before 24.0.5 (fixed in 24.0.5)

Published 2022-12-01. Last modified 2026-06-17.