{"schemaVersion":3,"id":"USN-4649-2","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"xdg-utils regression\n\nUSN-4649-1 fixed vulnerabilities in xdg-utils. That update caused a regression\nby removing the --attach functionality in thunderbird and others applications.\nThis update fix the problem by reverting these changes.\n\nOriginal advisory details:\n\n Jens Mueller discovered that xdg-utils incorrectly handled certain URI.\n An attacker could possibly use this issue to expose sensitive information.","dates":{"published":"2021-01-12T12:44:02.000Z","modified":"2026-02-10T04:41:59.000Z","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":"xdg-utils","name":"xdg-utils","label":"xdg-utils","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/xdg-utils","purlType":"deb","versions":[{"text":"< 1.1.1-1ubuntu1.16.04.5","noFixRecorded":false,"fixedIn":null},{"text":"< 1.1.2-1ubuntu2.5","noFixRecorded":false,"fixedIn":null},{"text":"< 1.1.3-2ubuntu1.20.04.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.1.1-1ubuntu1.16.04.5 | < 1.1.2-1ubuntu2.5 | < 1.1.3-2ubuntu1.20.04.2","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-4649-2","label":"ubuntu.com/security/notices/USN-4649-2","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://launchpad.net/bugs/1909941","label":"launchpad.net/bugs/1909941","hostname":"launchpad.net","tags":["REPORT"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":["CVE-2020-27748"]},"timeline":[{"kind":"published","date":"2021-01-12T12:44:02.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-02-10T04:41:59.000Z","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":"2026-10-20T13:07:10.416Z","stale":false,"partial":false}}