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