Description
An authentication bypass using an alternate path or channel vulnerability in the rsync in Synology DiskStation Manager (DSM) before 7.2.1-69057-13, 7.2.2-72806-10, 7.3.2-86009-5, and 7.4.1-90080-1 allows remote attackers to read specific files, write arbitrary files, and conduct limited denial-of-service attacks.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Synology | DiskStation Manager (DSM) | 7.4.1 – < 7.4.1-90080-1, 7.3.2 – < 7.3.2-86009-5, 7.2.2 – < 7.2.2-72806-10, 7.2.1 – < 7.2.1-69057-13 | 7.4.1-90080-1 |
Advisories 1
- WID-SEC-2026-4430 Synology DiskStation Manager: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 11, 2026