CVE-2025-53754: Digisol Xpon Onu Wi-Fi Router Dg-GR6821AC

Medium severity, CVSS 5.1. EPSS: 0.2% chance of exploitation in the next 30 days.

This vulnerability exists in Digisol DG-GR6821AC Router due to hard-coded Root Access Credentials in system configuration of the device firmware. An attacker with physical access could exploit this vulnerability by extracting the firmware and analyzing the binary data to obtain the stored root access credentials. Successful exploitation of this vulnerability could allow the attacker to gain admin access to the targeted device.

Affected products

• Digisol Xpon Onu Wi-Fi Router Dg-GR6821AC: version V3.2.XX only

Published 2025-07-16. Last modified 2026-06-17.