{"cve":"CVE-2009-1879","nvd":{"published":"2009-08-21T17:30:00.217","modified":"2026-06-16T23:08:16.053","status":"Modified","description":"Cross-site scripting (XSS) vulnerability in index.template.html in the express-install templates in the SDK in Adobe Flex before 3.4, when the installed Flash version is older than a specified requiredMajorVersion value, allows remote attackers to inject arbitrary web script or HTML via the query string.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-79"],"references":["http://secunia.com/advisories/36374","http://securitytracker.com/id?1022748","http://www.adobe.com/support/security/bulletins/apsb09-13.html","http://www.gdssecurity.com/l/b/2009/08/20/adobe-flex-3-3-sdk-dom-based-xss/","http://www.securityfocus.com/archive/1/505948/100/0/threaded"],"products":["adobe:flex_sdk"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-1879","score":0.08253,"percentile":0.94902,"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."]}