Description
Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server prior to 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server prior to 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1, an attacker on a multi-user system may read temporary files from Nextcloud running with a different user account, or run a symlink attack. Nextcloud Server versions 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1 fix the issue. No known workarounds are available.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| nextcloud | security-advisories | >= 26.0.0, < 26.0.13.13, >= 27.0.0, < 27.1.11.13, >= 28.0.0, < 28.0.14.4, >= 29.0.0, < 29.0.13, >= 30.0.0, < 30.0.7, >= 31.0.0, < 31.0.1 | — |
Advisories 1
- WID-SEC-2025-1082 Nextcloud: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 18, 2025