CVE-2025-52379

Description

Nexxt Solutions NCM-X1800 Mesh Router firmware UV1.2.7 and below contains an authenticated command injection vulnerability in the firmware update feature. The /web/um_fileName_set.cgi and /web/um_web_upgrade.cgi endpoints fail to properly sanitize the upgradeFileName parameter, allowing authenticated attackers to execute arbitrary OS commands on the device, resulting in remote code execution.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.18%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/Vagebondcur/nexxt-solutions-NCM-X1800-exploits
https://github.com/Vagebondcur/nexxt-solutions-NCM-X1800-exploits/blob/main/CVE-2025-52379/writeup.md

Frequently Asked Questions

What is the severity of CVE-2025-52379?
CVE-2025-52379 has been scored as a medium severity vulnerability.
How to fix CVE-2025-52379?
To fix CVE-2025-52379, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-52379 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-52379 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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