9.8
CRITICAL CVSS 3.1
CVE-2026-7786
Jinan USR IOT Technology Limited (PUSR) USR-W610 RS232/485 to Wi-Fi/Ethernet Converter Use of Hard-coded Credentials
Description

Jinan USR IOT Technology Limited (PUSR) USR-W610 RS232/485 to Wi-Fi/Ethernet Converter device firmware contains plaintext administrative credentials embedded in the firmware image. These credentials can be extracted through firmware analysis and used to authenticate to device services.

INFO

Published Date :

May 29, 2026, 5:11 p.m.

Last Modified :

May 29, 2026, 5:11 p.m.

Remotely Exploit :

Yes !

Source :

icscert
Affected Products

The following products are affected by CVE-2026-7786 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 CRITICAL 7d14cffa-0d7d-4270-9dc0-52cabd5a23a6
Solution
Remove plaintext credentials from firmware and enforce strong authentication.
  • Update device firmware to remove embedded credentials.
  • Implement secure credential storage mechanisms.
  • Enforce strong password policies for administration.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-7786 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.