{"cve":"CVE-2019-15587","nvd":{"published":"2019-10-22T21:15:10.610","modified":"2026-06-17T02:20:41.790","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://github.com/flavorjones/loofah/issues/171","https://hackerone.com/reports/709009","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4WK2UG7ORKRQOJ6E4XJ2NVIHYJES6BYZ/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XMCWPLYPNIWYAY443IZZJ4IHBBLIHBP5/","https://security.netapp.com/advisory/ntap-20191122-0003/"],"products":["canonical:ubuntu_linux","debian:debian_linux","fedoraproject:fedora","loofah_project:loofah"],"source":"nvd","synced_at":"2026-10-19T20:59:10.855360465+00:00"},"epss":{"cve":"CVE-2019-15587","score":0.01561,"percentile":0.75246,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-c3gv-9cxf-6f57","url":"https://osv.dev/vulnerability/GHSA-c3gv-9cxf-6f57","summary":"Loofah Allows Cross-site Scripting","modified":"2024-02-16T08:24:36.818396Z","packages":[{"ecosystem":"RubyGems","name":"loofah","purl":"pkg:gem/loofah","ranges":["<2.3.1"],"fixed":["2.3.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}