{"id":"CVE-2019-15587","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-15587","generatedAt":"2026-10-29T00:58:34.262Z","title":"In the Loofah gem for Ruby through v2.3.0 unsanitized JavaScript may occur in sanitized output when a crafted SVG element is republished.","description":"In the Loofah gem for Ruby through v2.3.0 unsanitized JavaScript may occur in sanitized output when a crafted SVG element is republished.","published":"2019-10-22T21:15:11.000Z","lastModified":"2026-06-17T02:20:42.000Z","status":"Modified","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.1","score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["loofah project/loofah","fedoraproject/fedora","canonical/ubuntu linux","debian/debian linux"],"epss":{"score":0.01561,"percentile":0.7511,"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":"low","text":"Lower severity and a low EPSS score (1.56%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/flavorjones/loofah/issues/171","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://hackerone.com/reports/709009","tags":["Permissions Required","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4WK2UG7ORKRQOJ6E4XJ2NVIHYJES6BYZ/","source":"support@hackerone.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XMCWPLYPNIWYAY443IZZJ4IHBBLIHBP5/","source":"support@hackerone.com"},{"url":"https://security.netapp.com/advisory/ntap-20191122-0003/","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://usn.ubuntu.com/4498-1/","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://www.debian.org/security/2019/dsa-4554","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://github.com/flavorjones/loofah/issues/171","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://hackerone.com/reports/709009","tags":["Permissions Required","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4WK2UG7ORKRQOJ6E4XJ2NVIHYJES6BYZ/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XMCWPLYPNIWYAY443IZZJ4IHBBLIHBP5/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20191122-0003/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4498-1/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2019/dsa-4554","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-15587","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."}