Critical severity · published Oct 7, 2026
CVE-2025-70521
The management portal's diagnostic ping tool of Fanvil x7a firmware version 2.6.0.1182 does not handle user supplied input securely
9.8
CVSS
0.4%
EPSS
No
On KEV
Description
The management portal's diagnostic ping tool of Fanvil x7a firmware version 2.6.0.1182 does not handle user supplied input securely. The lack of secure user input handling allows any unauthenticated attacker to inject commands and run code in the underlying Android operating system.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-70521
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-70521
www.fanvil.com
https://www.fanvil.com/products/p5/wulianwangwangguan_1/20210921/5035.html
download.fanvil.com
http://download.fanvil.com/Firmware/Release/PA2S/
www.darkpoint.ca
https://www.darkpoint.ca/blog/2026/02/27/Fanvil-x7a-PA2S-Vulnerability-Disclosure