CVE-2025-52379 Command injection in n/a
Authenticated attackers can execute arbitrary OS commands on Nexxt Solutions Mesh Routers via unsanitized firmware update parameters.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-52379?
CVE-2025-52379 is a medium-severity command injection vulnerability in n/a, published on 15 Jul 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-78
Which versions are affected by CVE-2025-52379?
How do I fix CVE-2025-52379?
No fix has been published for CVE-2025-52379 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2025-52379 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-52379 exists.
Sources
Also known as GHSA-v28v-mcvx-jj9g.