{"id":"CVE-2019-15237","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-15237","generatedAt":"2026-10-29T03:03:08.369Z","title":"Roundcube Webmail through 1.3.9 mishandles Punycode xn-- domain names, leading to homograph attacks.","description":"Roundcube Webmail through 1.3.9 mishandles Punycode xn-- domain names, leading to homograph attacks.","published":"2019-08-20T01:15:10.000Z","lastModified":"2026-06-17T02:19:55.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.4,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N"},"cwe":[],"affected":["roundcube/webmail","fedoraproject/fedora"],"epss":{"score":0.01031,"percentile":0.63569,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.03%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/roundcube/roundcubemail/issues/6891","tags":["Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TFFMSO5WKEYSGMTZPZFF4ZADUJ57PRN5/","source":"cve@mitre.org"},{"url":"https://github.com/roundcube/roundcubemail/issues/6891","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TFFMSO5WKEYSGMTZPZFF4ZADUJ57PRN5/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-15237","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}