CVE-2025-70520

critical · 9.8

The websocket handler of Fanvil x7a firmware version 2.6.0.1182 does not enforce proper authentication restrictions against sessionless users. The lack of restrictions grants anyone the ability to view any device resources such as operational logs or perform diagnostic requests.

9.8

CVSS

0.5%

EPSS (exploit prob.)

43rd

EPSS percentile

2026-10-07

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-306

References

http://download.fanvil.com/Firmware/Release/PA2S/
https://www.darkpoint.ca/blog/2026/02/27/Fanvil-x7a-PA2S-Vulnerability-Disclosure
https://www.fanvil.com/products/p5/wulianwangwangguan_1/20210921/5035.html
https://www.darkpoint.ca/blog/2026/02/27/Fanvil-x7a-PA2S-Vulnerability-Disclosure

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-70520