{"id":"CVE-2011-4813","aliases":["EUVD-2011-4731","GHSA-m4c3-qr34-cxx9"],"status":"published","title":"Directory traversal vulnerability in clientarea.php in WHMCompleteSolution (WHMCS) 3.x.x allows...","description":"Directory traversal vulnerability in clientarea.php in WHMCompleteSolution (WHMCS) 3.x.x allows remote attackers to read arbitrary files via an invalid action and a ../ (dot dot slash) in the templatefile parameter.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.02796,"percentile":0.86524,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-22"],"published":"2011-12-14T00:00:00Z","modified":"2026-06-16T23:35:27Z","exploits":[{"source":"exploitdb","id":"EDB-18081","title":"WHMCompleteSolution (WHMCS) 3.x - 'clientarea.php' Local File Disclosure","type":"webapps","platform":"php","date":"2011-11-04","url":"https://www.exploit-db.com/exploits/18081"}],"products":[{"vendor":"whmcs","product":"whmcompletesolution"}],"references":[{"url":"http://www.exploit-db.com/exploits/18081","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-4813"},{"url":"https://github.com/advisories/GHSA-m4c3-qr34-cxx9"}],"sources":{"cve":[{"id":"CVE-2011-4813","description":"Directory traversal vulnerability in clientarea.php in WHMCompleteSolution (WHMCS) 3.x.x allows remote attackers to read arbitrary files via an invalid action and a ../ (dot dot slash) in the templatefile parameter.","status":"published","published":"2011-12-14T00:00:00Z","modified":"2024-09-16T18:43:30.994Z","updated_at":"2026-11-02T14:35:37.671707Z"}],"euvd":[{"id":"EUVD-2011-4731","description":"Directory traversal vulnerability in clientarea.php in WHMCompleteSolution (WHMCS) 3.x.x allows remote attackers to read arbitrary files via an invalid action and a ../ (dot dot slash) in the templatefile parameter.","status":"published","published":"2011-12-14T00:00:00Z","modified":"2024-09-16T18:43:30Z","updated_at":"2026-11-03T00:55:30.209098Z"}],"ghsa":[{"id":"GHSA-m4c3-qr34-cxx9","title":"Directory traversal vulnerability in clientarea.php in WHMCompleteSolution (WHMCS) 3.x.x allows...","description":"Directory traversal vulnerability in clientarea.php in WHMCompleteSolution (WHMCS) 3.x.x allows remote attackers to read arbitrary files via an invalid action and a ../ (dot dot slash) in the templatefile parameter.","status":"published","published":"2022-05-17T05:07:14Z","modified":"2023-01-28T05:03:25Z","cwes":["CWE-22"],"updated_at":"2026-11-02T14:43:58.488407Z"}],"nvd":[{"id":"CVE-2011-4813","description":"Directory traversal vulnerability in clientarea.php in WHMCompleteSolution (WHMCS) 3.x.x allows remote attackers to read arbitrary files via an invalid action and a ../ (dot dot slash) in the templatefile parameter.","status":"published","published":"2011-12-14T00:55:19.403Z","modified":"2026-06-16T23:35:27.003Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:02:11.800512Z"}]}}