4 matches found
EUVD-2026-63988
A vulnerability in the Calix EXOS firmware for the GS7 XGS GS5239XG residential router allows unauthenticated remote attackers to modify NAT port‑forwarding rules via the UPnP WANIPConnection service. The device exposes the MiniUPnPd control endpoint on the WAN interface on TCP port 5000 without...
CVE-2026-75501
The Calix GS7 XGS (GS5239XG) residential router running EXOS firmware 6.6.47 exposes its MiniUPnPd WANIPConnection service on the public WAN interface at TCP port 5000 without authentication. Unauthenticated remote attackers can send crafted SOAP requests to add, delete, or enumerate NAT port map...
Retraction of "Calix GS7 XGS GS5239XG residential router contains missing authentication vulnerability"
Overview The Calix GS7 XGS GS5239XG router running firmware EXOS/6.6.47 contains a missing authentication vulnerability that exposes its UPnP Universal Plug and Play WANIPConnection service on the public WAN interface After further analysis of the case alongside the Calix security team, we have...