{"action":"Upgrade kamailio to 5.4.5-r2 or later.","affected":[{"introduced":"6.0.0"}],"component":"kamailio","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.14","exploited":false,"fixed_versions":["5.4.5-r2"],"id":"tcs_01M5NFPXAPGM6AVX9ED2GPWCQ8","modified_at":"2026-10-01T02:17:49.271078010Z","published_at":"2026-04-08T20:16:26.550Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-39863","https://security.alpinelinux.org/vuln/CVE-2026-39863"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-39863","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-39863"}],"summary":"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 attacker"}