{"schemaVersion":3,"id":"USN-5290-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"symfony vulnerabilities\n\nJames Isaac and Mathias Brodala discovered that Symfony incorrectly handled\nswitch users functionality. An attacker could possibly use this issue to\nenumerate users. (CVE-2021-21424)\n\nIt was discovered that Symfony incorrectly handled certain specially crafted\nCSV files. An attacker could possibly use this issue to execute arbitrary\ncode. This issue only affected Ubuntu 20.04 ESM. (CVE-2021-41270)","dates":{"published":"2022-08-24T11:38:04.000Z","modified":"2026-02-10T04:42:29.000Z","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":"symfony","name":"symfony","label":"symfony","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/symfony","purlType":"deb","versions":[{"text":"< 3.4.6+dfsg-1ubuntu0.1+esm2","noFixRecorded":false,"fixedIn":null},{"text":"< 4.3.8+dfsg-1ubuntu1+esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.4.6+dfsg-1ubuntu0.1+esm2 | < 4.3.8+dfsg-1ubuntu1+esm1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-5290-1","label":"ubuntu.com/security/notices/USN-5290-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-21424","label":"ubuntu.com/security/CVE-2021-21424","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-41270","label":"ubuntu.com/security/CVE-2021-41270","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2021-21424","CVE-2021-41270"],"downstream":[],"duplicates":[],"related":["CVE-2021-21424","CVE-2021-41270"]},"timeline":[{"kind":"published","date":"2022-08-24T11:38:04.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-02-10T04:42:29.000Z","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":"2026-10-20T07:13:40.569Z","stale":false,"partial":false}}