{"action":"Upgrade thunderbird to 1:52.8.0-1 or later.","affected":[{"fixed":"1:52.8.0-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:52.8.0-1"],"id":"tcs_01M5NDEEHGZ24ZMXCDTJKYDF9D","modified_at":"2026-10-23T18:03:58.341441848Z","published_at":"2018-06-11T21:29:15.420Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-5161","https://security-tracker.debian.org/tracker/CVE-2018-5161"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-5161#Debian:13/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-5161"}],"summary":"Crafted message headers can cause a Thunderbird process to hang on receiving the message. This vulnerability affects Thunderbird ESR < 52.8 and Thunderbird < 52.8."}