{"id":"CVE-2020-13973","aliases":["GHSA-g8jj-899q-8x3j"],"url":"https://o3.security/vulnerability/CVE-2020-13973","summary":"Cross-site scripting in json-sanitizer","details":"OWASP json-sanitizer before 1.2.1 allows XSS. An attacker who controls a substring of the input JSON, and controls another substring adjacent to a SCRIPT element in which the output is embedded as JavaScript, may be able to confuse the HTML parser as to where the SCRIPT element ends, and cause non-script content to be interpreted as JavaScript.","published":"2020-06-09T04:15:10.983Z","modified":"2026-07-08T19:03:09.272743Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Maven","name":"com.mikesamuel:json-sanitizer","fixedVersion":"1.2.1"}],"fix":{"url":"https://github.com/OWASP/json-sanitizer/pull/20","label":"OWASP/json-sanitizer#20"},"references":[{"type":"EVIDENCE","url":"https://github.com/OWASP/json-sanitizer/pull/20"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T19:03:09.272743Z"}}