EUVD-2025-201424

| CVE-2025-64054 CRITICAL
2025-12-05 [email protected]
9.6
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
EUVD ID Assigned
Mar 15, 2026 - 17:08 euvd
EUVD-2025-201424
Analysis Generated
Mar 15, 2026 - 17:08 vuln.today
PoC Detected
Jan 09, 2026 - 02:17 vuln.today
Public exploit code
CVE Published
Dec 05, 2025 - 16:15 nvd
CRITICAL 9.6

Description

A reflected Cross Site Scripting (XSS) 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.

Analysis

A reflected Cross Site Scripting (XSS) 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.

Technical Context

Cross-site scripting (XSS) allows injection of client-side scripts into web pages viewed by other users due to insufficient output encoding.

Affected Products

Affected products: Fanvil X210 Firmware 2.12.20

Remediation

Encode all user-supplied output contextually (HTML, JS, URL). Implement Content Security Policy (CSP) headers. Use HTTPOnly and Secure cookie flags.

Priority Score

68
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +48
POC: +20

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EUVD-2025-201424 vulnerability details – vuln.today

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