Description
A Buffer overflow vulnerability on Fanvil x210 2.12.20 devices allows attackers to cause a denial of service or potentially execute arbitrary commands via crafted POST request to the /cgi-bin/webconfig?page=upload&action=submit endpoint.
Affected products
fanvil: x210 firmware; fanvil: x210
References1
- github.com/SpikeReply/advisories/blob/main/cve/fanvil/cve-2025-… ExploitThird Party Advisory
Metrics
- CVSS 3.1
-
7.5
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 3% percentile: 88 · as of 11 November 2026
- CWE
- CWE-120
Could this be exploited in your environment?
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