{"schemaVersion":3,"id":"USN-5121-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"mailman vulnerabilities\n\nAndre Protas, Richard Cloke, and Andy Nuttall discovered that Mailman\ndid not properly associate cross-site request forgery (CSRF) tokens\nto specific accounts. A remote attacker could use this to perform a\nCSRF attack to gain access to another account. (CVE-2021-42097)\n\nAndre Protas, Richard Cloke, and Andy Nuttall discovered that Mailman's\ncross-site request forgery (CSRF) tokens for the options page are\nderived from the admin password. A remote attacker could possibly use\nthis to assist in performing a brute force attack against the admin\npassword. (CVE-2021-42096)","dates":{"published":"2021-10-22T05:47:18.000Z","modified":"2026-06-25T13:30:49.550Z","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":"mailman","name":"mailman","label":"mailman","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/mailman","purlType":"deb","versions":[{"text":"< 1:2.1.20-1ubuntu0.6+esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 1:2.1.26-1ubuntu0.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.1.20-1ubuntu0.6+esm1 | < 1:2.1.26-1ubuntu0.4","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-5121-1","label":"ubuntu.com/security/notices/USN-5121-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-42096","label":"ubuntu.com/security/CVE-2021-42096","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-42097","label":"ubuntu.com/security/CVE-2021-42097","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2021-42096","CVE-2021-42097"],"downstream":[],"duplicates":[],"related":["CVE-2021-42096","CVE-2021-42097"]},"timeline":[{"kind":"published","date":"2021-10-22T05:47:18.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-25T13:30:49.550Z","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":"2026-10-20T13:57:36.535Z","stale":false,"partial":false}}