CVE-2025-70520

State: Published
Severity: 9.8 Critical
Published: Oct 7, 2026
Updated: Oct 15, 2026
Reserved: Jan 9, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-306 Missing Authentication for Critical Function

Affected Products

Product	Versions
n/an/a	n/aAffected

References

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

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.