CVE-2023-28646: Nextcloud

Low severity, CVSS 2.4. EPSS: 0.2% chance of exploitation in the next 30 days.

Nextcloud android is an android app for interfacing with the nextcloud home server ecosystem. In versions from 3.7.0 and before 3.24.1 an attacker that has access to the unlocked physical device can bypass the Nextcloud Android Pin/passcode protection via a thirdparty app. This allows to see meta information like sharer, sharees and activity of files. It is recommended that the Nextcloud Android app is upgraded to 3.24.1. There are no known workarounds for this vulnerability.

Affected products

• Nextcloud Nextcloud: from 3.7.0, before 3.24.1 (fixed in 3.24.1)

Published 2023-03-30. Last modified 2026-06-17.