{"schemaVersion":3,"id":"USN-4599-2","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"firefox vulnerabilities\n\nUSN-4599-1 fixed vulnerabilities in Firefox. This update provides the\ncorresponding updates for Ubuntu 16.04 LTS.\n\nOriginal advisory details:\n\n Multiple security issues were discovered in Firefox. If a user were\n tricked in to opening a specially crafted website, an attacker could\n potentially exploit these to cause a denial of service, spoof the prompt\n for opening an external application, obtain sensitive information, or execute\n arbitrary code.","dates":{"published":"2020-10-26T21:01:23.000Z","modified":"2026-04-27T15:48:48.856Z","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":"firefox","name":"firefox","label":"firefox","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/firefox","purlType":"deb","versions":[{"text":"< 82.0+build2-0ubuntu0.16.04.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 82.0+build2-0ubuntu0.16.04.5","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-4599-2","label":"ubuntu.com/security/notices/USN-4599-2","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-15254","label":"ubuntu.com/security/CVE-2020-15254","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-15680","label":"ubuntu.com/security/CVE-2020-15680","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-15681","label":"ubuntu.com/security/CVE-2020-15681","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-15682","label":"ubuntu.com/security/CVE-2020-15682","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-15683","label":"ubuntu.com/security/CVE-2020-15683","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-15684","label":"ubuntu.com/security/CVE-2020-15684","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-15969","label":"ubuntu.com/security/CVE-2020-15969","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2020-15254","CVE-2020-15680","CVE-2020-15681","CVE-2020-15682","CVE-2020-15683","CVE-2020-15684","CVE-2020-15969"],"downstream":[],"duplicates":[],"related":["CVE-2020-15254","CVE-2020-15680","CVE-2020-15681","CVE-2020-15682","CVE-2020-15683","CVE-2020-15684","CVE-2020-15969"]},"timeline":[{"kind":"published","date":"2020-10-26T21:01:23.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-27T15:48:48.856Z","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":"2026-10-19T17:34:20.516Z","stale":false,"partial":false}}