CVE-2025-52378: XSS (CVSS 5.4)

Description

Cross-Site Scripting (XSS) vulnerability in Nexxt Solutions NCM-X1800 Mesh Router firmware UV1.2.7 and below allowing attackers to inject JavaScript code that is executed in the context of administrator sessions when viewing the device management page via the DEVICE_ALIAS parameter to the /web/um_device_set_aliasname endpoint.

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CVSS v3.1 Score

5.4

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

References

Other References

https://github.com/Vagebondcur/nexxt-solutions-NCM-X1800-exploits https://github.com/Vagebondcur/nexxt-solutions-NCM-X1800-exploits/blob/main/CVE-2025-52378/writeup.md

Frequently Asked Questions

What is CVE-2025-52378? +

Cross-Site Scripting (XSS) vulnerability in Nexxt Solutions NCM-X1800 Mesh Router firmware UV1.2.7 and below allowing attackers to inject JavaScript code that is executed in the context of administrator sessions when viewing the device management page via the DEVICE_ALIAS parameter to the /web/um_device_set_aliasname endpoint. It has a CVSS v3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2025-52378? +

CVE-2025-52378 has a CVSS v3.1 score of 5.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-52378? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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