Nexxt Solutions NCM-X1800 Mesh Router firmware UV1.2.7 and below contains an…
Priority HIGH 66CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-78.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.15698 96th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-52379
- 2026-10-03 Alias added: GHSA-v28v-mcvx-jj9g
References
Sources
- CVE-2025-52379 · CVE Program
- CVE-2025-52379 · NVD
- FIRST EPSS
- GHSA-v28v-mcvx-jj9g · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences