{"schemaVersion":3,"id":"MGASA-2026-0507","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated roundcubemail package fixes security vulnerabilities\n\nFix CSS declaration smuggling via un-encoded ampersand emission,\nreported by Zach Hanley of Horizon3.ai\nFix CSS property injection via body background attribute, reported by\nzenithhostingevan\nFix email header injection via bare CR in the subject field, reported by\nCVE-Hunter-Leo\nFix email header injection via C-escape \\r in the recipient display\nname, reported by dogeshark\nFix email header injection via identity’s organization field, reported\nby dogeshark\nFix zero-click stored XSS via TNEF MIME tag injection in the attachment\nURL, reported by nakko\nFix XSS in the HTML editor using text/enriched part content, reported by\nJoshua Rogers\nFix cross-user access in contact group membership (add/remove) in the\nSQL address book, reported by Joshua Rogers\nFix is_local_url() bypass via trailing-dot FQDN in stylesheet URL,\nreported by nept1337\nFix remote content blocking bypass via CSS escapes in FuncIRI\nattributes, reported by Wahab KHADIR\nFix remote-content blocker bypass via SVG SMIL src animation\nFix SSRF bypass in Roundcube CSS proxy via hexadecimal IPv6-mapped IPv4\naddresses, reported by faceless0x7 and Harish Annavisamy","dates":{"published":"2026-10-15T17:19:59.000Z","modified":"2026-10-15T17:23:04.738Z","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":"roundcubemail","name":"roundcubemail","label":"roundcubemail","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/roundcubemail","purlType":"rpm","versions":[{"text":"< 1.7.4-1.mga10","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.7.4-1.mga10","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2026-0507.html","label":"advisories.mageia.org/MGASA-2026-0507.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=36329","label":"bugs.mageia.org/show_bug.cgi?id=36329","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ES7Y7BBV2XIZNG5DARABOUMPTB5NUSFA/","label":"lists.fedoraproject.org/archives/…","hostname":"lists.fedoraproject.org","tags":["WEB"]},{"url":"https://roundcube.net/news/2026/09/06/security-updates-1.6.19-and-1.7.4","label":"roundcube.net/news/2026/09/06/security-updates-1.6.19-and-1.7.4","hostname":"roundcube.net","tags":["WEB"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-10-15T17:19:59.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-10-15T17:23:04.738Z","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":"2026-10-23T04:52:30.274Z","stale":false,"partial":false}}