{"cve":"CVE-2025-13963","nvd":{"published":"2025-12-12T04:15:44.473","modified":"2026-10-07T20:10:01.970","status":"Deferred","description":"The FX Currency Converter plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'fxcc_convert' shortcode in all versions up to, and including, 0.2.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","score":6.4},"cwes":["CWE-79"],"references":["https://plugins.trac.wordpress.org/browser/fx-currency-converter/tags/0.2.0/includes/shortcode.php#L57","https://plugins.trac.wordpress.org/browser/fx-currency-converter/trunk/includes/shortcode.php#L57","https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3415819%40fx-currency-converter&new=3415819%40fx-currency-converter&sfp_email=&sfph_mail=","https://www.wordfence.com/threat-intel/vulnerabilities/id/d01a7887-afd7-418b-99ad-92157582a506?source=cve"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:16:40.427100871+00:00"},"epss":{"cve":"CVE-2025-13963","score":0.00223,"percentile":0.12787,"date":"2026-10-25"},"kev":null,"osv":[],"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."]}