Vulnerability in Belkin Ax1800
CVE-2025-9379
A vulnerability was determined in Belkin AX1800 1.1.00.016. Affected by this vulnerability is an unknown functionality of the component Firmware Update Handler. This manipulation causes insufficient verification of data authenticity. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (21.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Belkin Ax1800 — versions 1.1.00.016
Weakness classification (CWE)
References
- vuldb.com/ (vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- github.com/IOTRes/IOT_Firmware_Update/blob/main/Belkin/AX1800.md (patch)
Frequently asked questions
- What is CVE-2025-9379?
- CVE-2025-9379 is a high-severity vulnerability in Belkin Ax1800, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.2/10. Published 2025-08-24.
- How severe is CVE-2025-9379?
- High severity. CVSS v3 base score is 7.2 out of 10.