{"id":"CVE-2018-6411","aliases":["EUVD-2018-18168","GHSA-cj4v-rh8v-p7c7"],"status":"published","title":"An issue was discovered in Appnitro MachForm before 4.2.3. When the form is set to filter a...","description":"An issue was discovered in Appnitro MachForm before 4.2.3. When the form is set to filter a blacklist, it automatically adds dangerous extensions to the filters. If the filter is set to a whitelist, the dangerous extensions can be bypassed through ap_form_elements SQL Injection.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.05498,"percentile":0.92833,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-434"],"published":"2018-05-26T22:00:00Z","modified":"2026-06-17T02:01:49Z","exploits":[{"source":"exploitdb","id":"EDB-44804","title":"MachForm \u003c 4.2.3 - SQL Injection / Path Traversal / Upload Bypass","type":"webapps","platform":"php","date":"2018-05-30","verified":true,"url":"https://www.exploit-db.com/exploits/44804"}],"products":[{"vendor":"machform","product":"machform"}],"references":[{"url":"https://metalamin.github.io/MachForm-not-0-day-EN/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/44804/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.machform.com/blog-machform-423-security-release/","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-6411"},{"url":"https://github.com/advisories/GHSA-cj4v-rh8v-p7c7"}],"sources":{"cve":[{"id":"CVE-2018-6411","description":"An issue was discovered in Appnitro MachForm before 4.2.3. When the form is set to filter a blacklist, it automatically adds dangerous extensions to the filters. If the filter is set to a whitelist, the dangerous extensions can be bypassed through ap_form_elements SQL Injection.","status":"published","published":"2018-05-26T22:00:00Z","modified":"2024-08-05T06:01:49.282Z","updated_at":"2026-11-02T14:35:05.961936Z"}],"euvd":[{"id":"EUVD-2018-18168","description":"An issue was discovered in Appnitro MachForm before 4.2.3. When the form is set to filter a blacklist, it automatically adds dangerous extensions to the filters. If the filter is set to a whitelist, the dangerous extensions can be bypassed through ap_form_elements SQL Injection.","status":"published","published":"2018-05-26T22:00:00Z","modified":"2024-08-05T06:01:49Z","updated_at":"2026-11-03T02:40:08.072854Z"}],"ghsa":[{"id":"GHSA-cj4v-rh8v-p7c7","title":"An issue was discovered in Appnitro MachForm before 4.2.3. When the form is set to filter a...","description":"An issue was discovered in Appnitro MachForm before 4.2.3. When the form is set to filter a blacklist, it automatically adds dangerous extensions to the filters. If the filter is set to a whitelist, the dangerous extensions can be bypassed through ap_form_elements SQL Injection.","status":"published","published":"2022-05-13T01:08:59Z","modified":"2023-02-01T05:03:15Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:50:02.739665Z"}],"nvd":[{"id":"CVE-2018-6411","description":"An issue was discovered in Appnitro MachForm before 4.2.3. When the form is set to filter a blacklist, it automatically adds dangerous extensions to the filters. If the filter is set to a whitelist, the dangerous extensions can be bypassed through ap_form_elements SQL Injection.","status":"published","published":"2018-05-26T22:29:00.48Z","modified":"2026-06-17T02:01:49.077Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:04:28.483469Z"}]}}