{"id":"CVE-2019-18857","aliases":["GHSA-gf8j-v8x5-h9qp"],"url":"https://o3.security/vulnerability/CVE-2019-18857","summary":"XSS in enshrined/svg-sanitize due to mishandled script and data values in attributes","details":"darylldoyle svg-sanitizer before 0.12.0 mishandles script and data values in attributes, as demonstrated by unexpected whitespace such as in the javascript	:alert substring.","published":"2019-11-11T15:15:12.530Z","modified":"2026-07-08T17:17:06.018634Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"enshrined/svg-sanitize","fixedVersion":"0.12.0"}],"fix":{"url":"https://github.com/darylldoyle/svg-sanitizer/commit/51ca4b713f3706d6b27769c6296bbc0c28a5bbd0","label":"darylldoyle/svg-sanitizer@51ca4b7"},"references":[{"type":"ADVISORY","url":"https://github.com/darylldoyle/svg-sanitizer/compare/0.11.0...0.12.0"},{"type":"FIX","url":"https://github.com/darylldoyle/svg-sanitizer/commit/51ca4b713f3706d6b27769c6296bbc0c28a5bbd0"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-18857"},{"type":"PACKAGE","url":"https://github.com/darylldoyle/svg-sanitizer"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T17:17:06.018634Z"}}