{"id":"CVE-2025-66500","details":"A stored cross-site scripting (XSS) vulnerability exists in webplugins.foxit.com. A postMessage handler fails to validate the message origin and directly assigns externalPath to a script source, allowing an attacker to execute arbitrary JavaScript when a crafted postMessage is received.","modified":"2026-04-10T05:34:22.405385Z","published":"2025-12-19T08:15:52.963Z","references":[{"type":"ADVISORY","url":"https://www.foxit.com/support/security-bulletins.html"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-66500.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"2025-12-01"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}]}