{"cve":"CVE-2009-4157","nvd":{"published":"2009-12-02T17:30:00.453","modified":"2026-06-16T23:13:08.997","status":"Modified","description":"Multiple cross-site scripting (XSS) vulnerabilities in index.php in the ProofReader (com_proofreader) component 1.0 RC9 and earlier for Joomla! allow remote attackers to inject arbitrary web script or HTML via the URI, which is not properly handled in (1) 404 or (2) error pages.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-79"],"references":["http://websecurity.com.ua/3482/","http://www.securityfocus.com/bid/37145","http://websecurity.com.ua/3482/","http://www.securityfocus.com/bid/37145"],"products":["joomlatune:com_proofreader"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-4157","score":0.01314,"percentile":0.70739,"date":"2026-10-31"},"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."]}