{"action":"Upgrade mosquitto to 2.0.17-1 or later.","affected":[{"fixed":"2.0.17-1","introduced":"0"}],"component":"mosquitto","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2.0.17-1"],"id":"tcs_01M5NHZWBC1A8PRQA1PR5ZJSES","modified_at":"2026-10-23T18:04:52.327010695Z","published_at":"2023-09-01T16:15:07.790Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-28366","https://security-tracker.debian.org/tracker/CVE-2023-28366"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-28366#Debian:13/mosquitto","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-28366"}],"summary":"The broker in Eclipse Mosquitto 1.3.2 through 2.x before 2.0.16 has a memory leak that can be abused remotely when a client sends many QoS 2 messages with duplicate message IDs, and fails to respond t"}