{"cve":"CVE-2011-10009","nvd":{"published":"2025-08-13T21:15:27.020","modified":"2026-06-16T23:28:27.670","status":"Deferred","description":"S40 CMS v0.4.2 contains a path traversal vulnerability in its index.php page handler. The p parameter is not properly sanitized, allowing attackers to traverse the file system and access arbitrary files outside the web root. This can be exploited remotely without authentication by appending traversal sequences and a null byte to bypass file extension checks.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":8.7},"cvss_v3":null,"cwes":["CWE-22"],"references":["https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/auxiliary/scanner/http/s40_traversal.rb","https://web.archive.org/web/20110613222630/http://y-osirys.com/security/exploits/id27","https://web.archive.org/web/20120531114058/http://s40.biz/","https://www.exploit-db.com/exploits/17129","https://www.vulncheck.com/advisories/s40-cms-path-traversal"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:06:45.861874017+00:00"},"epss":{"cve":"CVE-2011-10009","score":0.01917,"percentile":0.79873,"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."]}