CVE-2026-7786

Name: CVE-2026-7786
Creator: NVD / NIST
Published: 2026-05-29T18:17:13.403+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.41%

Last modified Jun 17, 2026

CVE-2026-7786 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 0.41% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.41%

33.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-798

References

Timeline

Published: May 29, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-7786?

How severe is CVE-2026-7786?

CVE-2026-7786 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.

How do I fix CVE-2026-7786?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-7786?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST