The vulnerability in the social_login.cgi script of the Zyxel networking device allows attackers to bypass existing security mechanisms.

The vulnerability of the sociallogin.cgi script of the Zyxel networking devices is related to deficiencies in authentication procedures. Exploiting this vulnerability allows a malicious actor to bypass existing security mechanisms remotely...

Exploit for CVE-2026-8508

CVE-2026-8508: Zyxel Captive-Portal Bypass via Trusted Browser...

CVE-2026-8508: Improper Authentication

An improper authentication vulnerability in the "sociallogin.cgi" CGI program in Zyxel WAX650S firmware versions through 7.10ABRM.4C0 could allow an attacker on the WLAN to bypass captive portal authentication...