{"schemaVersion":3,"id":"USN-4150-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"thunderbird vulnerabilities\n\nIt was discovered that encrypted S/MIME parts in a multipart message can\nleak plaintext contents when included in a HTML reply or forward in some\ncircumstances. If a user were tricked in to replying to or forwarding a\nspecially crafted message, an attacker could potentially exploit this to\nobtain sensitive information. (CVE-2019-11739)\n\nMultiple security issues were discovered in Thunderbird. If a user were\ntricked in to opening a specially crafted website in a browsing context,\nan attacker could potentially exploit these to obtain sensitive\ninformation, conduct cross-site scripting (XSS) attack, scause a denial\nof service, or execute arbitrary code. (CVE-2019-11740, CVE-2019-11742,\nCVE-2019-11743, CVE-2019-11744, CVE-2019-11746, CVE-2019-11752)","dates":{"published":"2019-10-08T22:17:53.000Z","modified":"2026-04-22T10:01:15.112Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"thunderbird","name":"thunderbird","label":"thunderbird","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/thunderbird","purlType":"deb","versions":[{"text":"< 1:60.9.0+build1-0ubuntu0.16.04.2","noFixRecorded":false,"fixedIn":null},{"text":"< 1:60.9.0+build1-0ubuntu0.18.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:60.9.0+build1-0ubuntu0.16.04.2 | < 1:60.9.0+build1-0ubuntu0.18.04.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-4150-1","label":"ubuntu.com/security/notices/USN-4150-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2019-11739","label":"ubuntu.com/security/CVE-2019-11739","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-11740","label":"ubuntu.com/security/CVE-2019-11740","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-11742","label":"ubuntu.com/security/CVE-2019-11742","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-11743","label":"ubuntu.com/security/CVE-2019-11743","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-11744","label":"ubuntu.com/security/CVE-2019-11744","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-11746","label":"ubuntu.com/security/CVE-2019-11746","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2019-11752","label":"ubuntu.com/security/CVE-2019-11752","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2019-11739","CVE-2019-11740","CVE-2019-11742","CVE-2019-11743","CVE-2019-11744","CVE-2019-11746","CVE-2019-11752"],"downstream":[],"duplicates":[],"related":["CVE-2019-11739","CVE-2019-11740","CVE-2019-11742","CVE-2019-11743","CVE-2019-11744","CVE-2019-11746","CVE-2019-11752"]},"timeline":[{"kind":"published","date":"2019-10-08T22:17:53.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T10:01:15.112Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T22:49:19.893Z","stale":false,"partial":false}}