CVE-2026-7786

CRITICAL EPSS 33.2%

Published May 29, 20261mo ago · Modified Jun 17, 20262w ago

9.8 CVSS 3.1

Critical

Published May 29, 2026 1mo ago

Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score

9.8

Exploitability

3.9

Impact

5.9

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS Exploit Probability

33.2% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-798 Use of Hard-coded Credentials Authentication

References 2

github.com https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-02.json
cisa.gov https://www.cisa.gov/news-events/ics-advisories/icsa-26-148-02

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.