CVE-2026-77630

The pupnp SDK, used for UPnP device development, is vulnerable to a Denial of Service (DoS) attack in versions prior to 22.0.4 . The root cause is that the parse_hostport function in upnp/src/genlib/net/uri/uri.c synchronously calls getaddrinfo. This occurs when parse_uri processes attacker-suppl...

CVE-2026-77630 pupnp: Denial of service via blocking DNS resolution in parse_uri()/GENA callback parsing

pupnp is an SDK for development of UPnP device and control point applications. Prior to 22.0.4, parsehostport in upnp/src/genlib/net/uri/uri.c synchronously calls getaddrinfo while parseuri is processing attacker-supplied hostnames from inbound HTTP request targets in...