{"id":"CVE-2018-9921","aliases":["EUVD-2018-21513","GHSA-w7x9-w245-5v98"],"status":"published","title":"In CMS Made Simple 2.2.7, a Directory Traversal issue makes it possible to determine the...","description":"In CMS Made Simple 2.2.7, a Directory Traversal issue makes it possible to determine the existence of files and directories outside the web-site installation directory, and determine whether a file has contents matching a specified checksum. The attack uses an admin/checksum.php?__c= request.","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01445,"percentile":0.73461,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2018-04-23T18:00:00Z","modified":"2026-06-17T02:07:19Z","products":[{"vendor":"cmsmadesimple","product":"cms_made_simple"}],"references":[{"url":"https://gist.github.com/0xn1k5/ef4c7c7a26c7d8a803ef3a85f1000c98","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-9921"},{"url":"https://github.com/advisories/GHSA-w7x9-w245-5v98"}],"sources":{"cve":[{"id":"CVE-2018-9921","description":"In CMS Made Simple 2.2.7, a Directory Traversal issue makes it possible to determine the existence of files and directories outside the web-site installation directory, and determine whether a file has contents matching a specified checksum. The attack uses an admin/checksum.php?__c= request.","status":"published","published":"2018-04-23T18:00:00Z","modified":"2024-08-05T07:24:56.301Z","updated_at":"2026-11-02T14:35:02.966615Z"}],"euvd":[{"id":"EUVD-2018-21513","description":"In CMS Made Simple 2.2.7, a Directory Traversal issue makes it possible to determine the existence of files and directories outside the web-site installation directory, and determine whether a file has contents matching a specified checksum. The attack uses an admin/checksum.php?__c= request.","status":"published","published":"2018-04-23T18:00:00Z","modified":"2024-08-05T07:24:56Z","updated_at":"2026-11-03T02:40:00.040327Z"}],"ghsa":[{"id":"GHSA-w7x9-w245-5v98","title":"In CMS Made Simple 2.2.7, a Directory Traversal issue makes it possible to determine the...","description":"In CMS Made Simple 2.2.7, a Directory Traversal issue makes it possible to determine the existence of files and directories outside the web-site installation directory, and determine whether a file has contents matching a specified checksum. The attack uses an admin/checksum.php?__c= request.","status":"published","published":"2022-05-14T03:20:50Z","modified":"2023-02-02T05:07:23Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:52:29.522501Z"}],"nvd":[{"id":"CVE-2018-9921","description":"In CMS Made Simple 2.2.7, a Directory Traversal issue makes it possible to determine the existence of files and directories outside the web-site installation directory, and determine whether a file has contents matching a specified checksum. The attack uses an admin/checksum.php?__c= request.","status":"published","published":"2018-04-23T18:29:01.18Z","modified":"2026-06-17T02:07:19.653Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"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":"2026-11-02T14:04:26.098615Z"}]}}