{"schemaVersion":3,"id":"MGASA-2025-0168","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated thunderbird packages fix security vulnerabilities\n\nSender Spoofing via Malformed From Header in Thunderbird.\n(CVE-2025-3875)\nUnsolicited File Download, Disk Space Exhaustion, and Credential Leakage\nvia mailbox:/// Links. (CVE-2025-3877)\nJavaScript Execution via Spoofed PDF Attachment and file:/// Link.\n(CVE-2025-3909)\nTracking Links in Attachments Bypassed Remote Content Blocking.\n(CVE-2025-3932)\nOut-of-bounds access when resolving Promise objects. (CVE-2025-4918)\nOut-of-bounds access when optimizing linear sums. (CVE-2025-4919)","dates":{"published":"2025-05-27T18:46:33.000Z","modified":"2026-04-16T04:40:57.115Z","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":"mageia","product":"thunderbird","name":"thunderbird","label":"thunderbird","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/thunderbird","purlType":"rpm","versions":[{"text":"< 128.10.2-1.mga9","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 128.10.2-1.mga9","eol":null,"hubHref":null},{"vendor":"mageia","product":"thunderbird-l10n","name":"thunderbird-l10n","label":"thunderbird-l10n","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/thunderbird-l10n","purlType":"rpm","versions":[{"text":"< 128.10.2-1.mga9","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 128.10.2-1.mga9","eol":null,"hubHref":null}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2025-0168.html","label":"advisories.mageia.org/MGASA-2025-0168.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=34288","label":"bugs.mageia.org/show_bug.cgi?id=34288","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://www.thunderbird.net/en-US/thunderbird/128.10.1esr/releasenotes/","label":"www.thunderbird.net/en-US/thunderbird/128.10.1esr/releasenotes/","hostname":"www.thunderbird.net","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2025-34/","label":"www.mozilla.org/en-US/security/advisories/mfsa2025-34/","hostname":"www.mozilla.org","tags":["Advisory"]},{"url":"https://www.thunderbird.net/en-US/thunderbird/128.10.2esr/releasenotes/","label":"www.thunderbird.net/en-US/thunderbird/128.10.2esr/releasenotes/","hostname":"www.thunderbird.net","tags":["WEB"]}],"lineage":{"upstream":["CVE-2025-3875","CVE-2025-3877","CVE-2025-3909","CVE-2025-3932","CVE-2025-4918","CVE-2025-4919"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2025-05-27T18:46:33.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T04:40:57.115Z","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":"2026-10-20T22:25:12.081Z","stale":false,"partial":false}}