CVE-2025-64054: n/a
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.
AI Analysis
Technical Summary
CVE-2025-64054 is a reflected XSS vulnerability affecting Fanvil x210 devices running version 2.12.20. Attackers can exploit this by sending specially crafted POST requests to the /cgi-bin/webconfig?page=upload&action=submit endpoint, which may lead to denial of service or arbitrary command execution. The vulnerability has a critical severity with a CVSS 3.1 base score of 9.6, indicating high impact on confidentiality, integrity, and availability. No patch or vendor advisory is currently available, and no known exploits have been reported.
Potential Impact
Successful exploitation can result in denial of service or execution of arbitrary commands on affected Fanvil x210 devices version 2.12.20. This compromises system availability and potentially full system control, impacting confidentiality and integrity as well.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the affected endpoint and monitor for suspicious POST requests targeting /cgi-bin/webconfig?page=upload&action=submit. Consider network-level controls to limit exposure of the device management interface.
CVE-2025-64054: n/a
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.
CVSS v3.1
Score 9.6critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-64054 is a reflected XSS vulnerability affecting Fanvil x210 devices running version 2.12.20. Attackers can exploit this by sending specially crafted POST requests to the /cgi-bin/webconfig?page=upload&action=submit endpoint, which may lead to denial of service or arbitrary command execution. The vulnerability has a critical severity with a CVSS 3.1 base score of 9.6, indicating high impact on confidentiality, integrity, and availability. No patch or vendor advisory is currently available, and no known exploits have been reported.
Potential Impact
Successful exploitation can result in denial of service or execution of arbitrary commands on affected Fanvil x210 devices version 2.12.20. This compromises system availability and potentially full system control, impacting confidentiality and integrity as well.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the affected endpoint and monitor for suspicious POST requests targeting /cgi-bin/webconfig?page=upload&action=submit. Consider network-level controls to limit exposure of the device management interface.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2025-10-27T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6932fe10f88dbe026cf26f45
Added to database: 12/05/2025, 15:45:20 UTC
Last enriched: 07/05/2026, 21:37:56 UTC
Last updated: 09/10/2026, 19:36:51 UTC
Views: 194
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