{"schemaVersion":3,"id":"USN-7960-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"ruby-rack vulnerabilities\n\nIt was discovered that Rack incorrectly handled certain query parameters.\nAn attacker could possibly use this issue to cause a limited denial of\nservice. This issue was only addressed in Ubuntu 20.04 LTS and\nUbuntu 22.04 LTS. (CVE-2025-59830)\n\nIt was discovered that Rack did not properly handle certain multipart\nform data. An attacker could possibly use this issue to cause memory\nexhaustion, leading to a denial of service. This issue was only addressed\nin Ubuntu 22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 25.10.\n(CVE-2025-61770, CVE-2025-61772)\n\nIt was discovered that Rack did not properly handle certain form fields.\nAn attacker could possibly use this issue to cause memory exhaustion,\nleading to a denial of service. This issue was only addressed in Ubuntu\n22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 25.10. (CVE-2025-61771)\n\nIt was discovered that Rack did not properly handle certain headers. An\nattacker could possibly use this issue to bypass proxy access\nrestrictions and obtain sensitive information. (CVE-2025-61780)\n\nTomoya Yamashita discovered that Rack did not properly manage memory\nunder certain circumstances. An attacker could possibly use this issue to\ncause memory exhaustion, leading to a denial of service. This issue was\nonly addressed in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS\nand Ubuntu 25.10. (CVE-2025-61919)","dates":{"published":"2026-01-14T09:59:03.000Z","modified":"2026-06-25T13:32:31.514Z","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":"ruby-rack","name":"ruby-rack","label":"ruby-rack","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/ruby-rack","purlType":"deb","versions":[{"text":"< 1.6.4-3ubuntu0.2+esm9","noFixRecorded":false,"fixedIn":null},{"text":"< 1.6.4-4ubuntu0.2+esm9","noFixRecorded":false,"fixedIn":null},{"text":"< 2.0.7-2ubuntu0.1+esm8","noFixRecorded":false,"fixedIn":null},{"text":"< 2.1.4-5ubuntu1.2","noFixRecorded":false,"fixedIn":null},{"text":"< 2.2.7-1ubuntu0.5","noFixRecorded":false,"fixedIn":null},{"text":"< 3.1.16-0.1ubuntu0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.6.4-3ubuntu0.2+esm9 | < 1.6.4-4ubuntu0.2+esm9 | < 2.0.7-2ubuntu0.1+esm8 | < 2.1.4-5ubuntu1.2 | < 2.2.7-1ubuntu0.5 | < 3.1.16-0.1ubuntu0.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7960-1","label":"ubuntu.com/security/notices/USN-7960-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-59830","label":"ubuntu.com/security/CVE-2025-59830","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-61770","label":"ubuntu.com/security/CVE-2025-61770","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-61771","label":"ubuntu.com/security/CVE-2025-61771","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-61772","label":"ubuntu.com/security/CVE-2025-61772","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-61780","label":"ubuntu.com/security/CVE-2025-61780","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-61919","label":"ubuntu.com/security/CVE-2025-61919","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":["CVE-2025-46727","CVE-2025-59830","CVE-2025-61770","CVE-2025-61771","CVE-2025-61772","CVE-2025-61780","CVE-2025-61919"]},"timeline":[{"kind":"published","date":"2026-01-14T09:59:03.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-25T13:32:31.514Z","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":"2026-10-20T02:26:36.751Z","stale":false,"partial":false}}