PT-2026-45991 · Undefined · Undefined
Published
2026-06-03
·
Updated
2026-06-03
·
CVE-2026-36603
None
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Mercusys AC12G (EU) V1 router with firmware AC12G(EU) V1 200909 exposes 15 of 18 UPnP IGD actions without authentication on port 1900, including AddPortMapping and GetExternalIPAddress. UPnP is enabled by default through the admin interface, allowing any unauthenticated LAN device to create arbitrary port forwarding rules and access WAN traffic statistics.
Exploit
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Related Identifiers
Affected Products
Undefined