CVE-2026-39863

Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.1.1, 6.0.6, and 5.8.8, an out-of-bounds access in the core of Kamailio formerly OpenSER and SER allows remote attackers to cause a denial of service process crash via a specially crafted data packet sent over TCP. The...

CVE-2026-39863

CVE-2026-39863 affects the Kamailio core (formerly OpenSER/SER). Prior to versions 5.1.1, 6.0.6, and 5.8.8 , an out-of-bounds access in the core allows remote attackers to cause a denial of service via a specially crafted data packet sent over TCP. Impact is on Kamailio instances with TCP or TLS ...