Vulnerability in Jinan Usr Iot Technology Limited (Pusr) Usr-W610

CVE-2026-25715

The web management interface of the device allows the administrator username and password to be set to blank values. Once applied, the device permits authentication with empty credentials over the web management interface and Telnet service. This effectively disables authentication across all critical management channels, allowing any network-adjacent attacker to gain full administrative control without credentials.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-25715: held from 0.006 to 0.007.

EPSS over last 30 days · oldest: 0.006 · newest: 0.007 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-25715?
CVE-2026-25715 is a critical-severity vulnerability in Jinan Usr Iot Technology Limited (Pusr) Usr-W610, classified under Weak Password Requirements. CVSS score: 9.8/10. Published 2026-02-20.
How severe is CVE-2026-25715?
Critical severity. CVSS v3 base score is 9.8 out of 10.