{"cve":"CVE-2009-4645","nvd":{"published":"2010-02-19T17:30:00.520","modified":"2026-06-16T23:14:05.367","status":"Modified","description":"Directory traversal vulnerability in web_client_user_guide.html in Accellion Secure File Transfer Appliance before 8_0_105 allows remote attackers to read arbitrary files via a .. (dot dot) in the lang parameter.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-22"],"references":["http://secunia.com/advisories/38538","http://www.portcullis-security.com/340.php","http://www.securityfocus.com/bid/38176","https://exchange.xforce.ibmcloud.com/vulnerabilities/56246","http://secunia.com/advisories/38538"],"products":["accellion:secure_file_transfer_appliance"],"source":"nvd","synced_at":"2026-10-19T19:55:32.599380760+00:00"},"epss":{"cve":"CVE-2009-4645","score":0.02756,"percentile":0.86244,"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."]}