Zyxel NAS326 / NAS542 / NAS540 Network-Attached Storage — Default Password
Default username and password for the Zyxel NAS326 / NAS542 / NAS540 Network-Attached Storage: admin / 1234. Learn how to log in at 192.168.1.1 and how to change the default credentials.
Zyxel NAS326 (2-bay) and NAS542 (4-bay) consumer/SOHO NAS appliances ship with admin/1234 as the factory default. Also applies to NAS540 and NAS520 series. The NAS OS web management interface is accessible over HTTP/HTTPS. Multiple CVEs (CVE-2022-34747, CVE-2023-35138) have targeted Zyxel NAS default and weak credentials. Password change is prompted on first login but is not enforced before access is granted.
| Username | Password | Access | Notes |
|---|---|---|---|
admin | 1234 | Web UI | Factory default; CVE-2022-34747 / CVE-2023-35138 exploited default/weak NAS credentials |
- Default IP
- 192.168.1.1
Responsible use
This database lists publicly documented default credentials so administrators can find and change them. Only use these on systems you own or are authorized to test.