It was discovered that GUPnP incorrectly filtered local requests. If a user were tricked into visiting a malicious website, a remote attacker could possibly use this issue to perform actions against local UPnP services such as obtaining or altering sensitive information.
{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "gir1.2-gupnp-1.2",
            "binary_version": "1.2.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "libgupnp-1.2-0",
            "binary_version": "1.2.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "libgupnp-1.2-dev",
            "binary_version": "1.2.3-0ubuntu0.20.04.2"
        }
    ]
}