CVE-2026-40856

WNC T-Mobile 5G Box IDU router is vulnerable to improper access control. The vulnerability exists in the wncmaccheck.cgi endpoint, which is accessible without authentication. It allows a remote attacker to retrieve sensitive configuration data, including the administrator web password, WiFi...

CVE-2026-40856 Config disclosure in T-Mobile 5G Box IDU routers

WNC T-Mobile 5G Box IDU router is vulnerable to improper access control. The vulnerability exists in the wncmaccheck.cgi endpoint, which is accessible without authentication. It allows a remote attacker to retrieve sensitive configuration data, including the administrator web password, WiFi...

CVE-2026-40856

WNC T-Mobile 5G Box IDU routers are affected by an improper access control vulnerability in the wnc_maccheck.cgi endpoint, which is accessible without authentication . A remote attacker can retrieve sensitive configuration data, including the administrator web password , WiFi passphrase , and tec...

EUVD-2026-80671

WNC T-Mobile 5G Box IDU router is vulnerable to improper access control. The vulnerability exists in the wncmaccheck.cgi endpoint, which is accessible without authentication. It allows a remote attacker to retrieve sensitive configuration data, including the administrator web password, WiFi...