EUVD-2026-67882

Incorrect access control in the getUPnPCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain UPnP enablement and parsed port-mapping information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51652

CVE-2026-51652 is an incorrect access control flaw in the getUPnPCfg function of the TOTOLINK T6 router (firmware 4.1.5cu.748_B20211015 ). An unauthenticated attacker on the adjacent network can send a crafted POST request to /cgi-bin/cstecgi.cgi to retrieve UPnP enablement status and parsed port...

CVE-2026-51652

Incorrect access control in the getUPnPCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain UPnP enablement and parsed port-mapping information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: gupnp (UTSA-2026-093025)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093025 advisory. The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subscription request with a delivery URL on a different...

Astra Linux – Vulnerability in GUPNP

A vulnerability was discovered in GUPnP before versions 1.0.7, 1.1.x, and 1.2.x, as well as before version 1.2.5. This vulnerability allows for DNS rebinding. A remote web server can exploit this vulnerability to trick the victim’s browser into performing actions against local UPnP services...

CVE-2026-75501

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 CVE-2026-75501

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...

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

CVE-2026-75501 affects the Calix GS7 XGS (GS5239XG) residential router running EXOS firmware 6.6.47 . The MiniUPnPd 2.3.7 UPnP WANIPConnection SOAP service is bound to the public WAN interface on TCP port 5000 without requiring authentication. An unauthenticated remote attacker can send crafted S...

PT-2026-79389

Name of the Vulnerable Software and Affected Versions Calix EXOS firmware version 6.6.47 Description An issue in the Calix EXOS firmware for the GS7 XGS GS5239XG residential router allows unauthenticated remote attackers to modify NAT port-forwarding rules. The device exposes the MiniUPnPd contro...

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. Description Calix GS7 XGS GS5239XG is a residential gateway that provides...

Exploit for CVE-2020-9373

CVE-2020-9373 – Netgear R6400 UPnP upnpd stack overflow vuln...

CVE-2021-27137

An issue was discovered in router/upnp/src/ssdp.c in DD-WRT before 45724. An unsafe strcpy in the UPnP handling functionality allows an unauthenticated remote attacker to send a request that would overflow an internal fixed buffer. Exploitation requires the DD-WRT user to enable UPnP which is off...

EUVD-2021-34854

An issue was discovered in router/upnp/src/ssdp.c in DD-WRT before 45724. An unsafe strcpy in the UPnP handling functionality allows an unauthenticated remote attacker to send a request that would overflow an internal fixed buffer. Exploitation requires the DD-WRT user to enable UPnP which is off...

CVE-2026-58547

Heap-based buffer overflow in Universal Plug and Play upnp.dll allows an authorized attacker to elevate privileges locally...

CVE-2026-49180 Universal Plug and Play (upnp.dll) Information Disclosure Vulnerability

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CVE-2026-61875

luci-app-upnp contains a stored cross-site scripting vulnerability that allows unauthenticated LAN clients to inject JavaScript via UPnP IGD AddPortMapping SOAP requests. Attackers can send malicious HTML in the NewPortMappingDescription field, which miniupnpd stores and luci-app-upnp renders...

CVE-2026-61875 luci-app-upnp Stored XSS via UPnP Port Mapping Description

luci-app-upnp contains a stored cross-site scripting vulnerability that allows unauthenticated LAN clients to inject JavaScript via UPnP IGD AddPortMapping SOAP requests. Attackers can send malicious HTML in the NewPortMappingDescription field, which miniupnpd stores and luci-app-upnp renders...

CVE-2026-61875

The vulnerability is in luci-app-upnp (OpenWrt LuCI) and is a stored cross-site scripting (XSS) flaw in the UPnP IGD AddPortMapping SOAP request. An unauthenticated LAN client can submit malicious HTML in the NewPortMappingDescription field; miniupnpd stores it and luci-app-upnp renders it withou...

EUVD-2026-43235

luci-app-upnp contains a stored cross-site scripting vulnerability that allows unauthenticated LAN clients to inject JavaScript via UPnP IGD AddPortMapping SOAP requests. Attackers can send malicious HTML in the NewPortMappingDescription field, which miniupnpd stores and luci-app-upnp renders...