{"action":"Upgrade mosquitto to 1.5.4-1 or later.","affected":[{"fixed":"1.5.4-1","introduced":"0"}],"component":"mosquitto","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.5.4-1"],"id":"tcs_01M5NCMG7YEB78732CHBXJ2YAM","modified_at":"2026-09-01T20:03:50.332392993Z","published_at":"2018-06-05T20:29:00.293Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-7653","https://security-tracker.debian.org/tracker/CVE-2017-7653"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-7653#Debian:13/mosquitto","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-7653"}],"summary":"The Eclipse Mosquitto broker up to version 1.4.15 does not reject strings that are not valid UTF-8. A malicious client could cause other clients that do reject invalid UTF-8 strings to disconnect them"}