{"id":"CVE-2021-4436","aliases":["EUVD-2021-34262","GHSA-v78v-jm8m-vmmw"],"status":"published","title":"3DPrint Lite \u003c 1.9.1.5 - Unauthenticated Arbitrary File Upload","description":"The 3DPrint Lite WordPress plugin before 1.9.1.5 does not have any authorisation and does not check the uploaded file in its p3dlite_handle_upload AJAX action , allowing unauthenticated users to upload arbitrary file to the web server. However, there is a .htaccess, preventing the file to be accessed on Web servers such as Apache.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.06646,"percentile":0.93961,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2024-02-05T09:02:44Z","modified":"2026-06-17T04:19:45Z","exploits":[{"source":"nuclei","id":"CVE-2021-4436","title":"3DPrint Lite \u003c 1.9.1.5 - Arbitrary File Upload","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-4436.yaml"}],"products":[{"vendor":"unknown","product":"3dprint lite"},{"vendor":"wp3dprinting","product":"3dprint_lite"}],"references":[{"url":"https://wpscan.com/vulnerability/c46ecd0d-a132-4ad6-b936-8acde3a09282/","tags":["exploit","vdb-entry","technical-description","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-4436"},{"url":"https://wpscan.com/vulnerability/c46ecd0d-a132-4ad6-b936-8acde3a09282"},{"url":"https://github.com/advisories/GHSA-v78v-jm8m-vmmw"}],"sources":{"cve":[{"id":"CVE-2021-4436","title":"3DPrint Lite \u003c 1.9.1.5 - Unauthenticated Arbitrary File Upload","description":"The 3DPrint Lite WordPress plugin before 1.9.1.5 does not have any authorisation and does not check the uploaded file in its p3dlite_handle_upload AJAX action , allowing unauthenticated users to upload arbitrary file to the web server. However, there is a .htaccess, preventing the file to be accessed on Web servers such as Apache.","status":"published","published":"2024-02-05T09:02:44.634Z","modified":"2026-01-09T21:05:31.46Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"updated_at":"2026-11-02T14:33:07.697752Z"}],"euvd":[{"id":"EUVD-2021-34262","description":"The 3DPrint Lite WordPress plugin before 1.9.1.5 does not have any authorisation and does not check the uploaded file in its p3dlite_handle_upload AJAX action , allowing unauthenticated users to upload arbitrary file to the web server. However, there is a .htaccess, preventing the file to be accessed on Web servers such as Apache.","status":"published","published":"2024-02-05T09:02:44Z","modified":"2026-01-09T21:05:31Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:48:53.623536Z"}],"ghsa":[{"id":"GHSA-v78v-jm8m-vmmw","title":"The 3DPrint Lite WordPress plugin before 1.9.1.5 does not have any authorisation and does not...","description":"The 3DPrint Lite WordPress plugin before 1.9.1.5 does not have any authorisation and does not check the uploaded file in its p3dlite_handle_upload AJAX action , allowing unauthenticated users to upload arbitrary file to the web server. However, there is a .htaccess, preventing the file to be accessed on Web servers such as Apache.","status":"published","published":"2024-02-05T09:30:29Z","modified":"2024-08-01T15:32:30Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:57:47.54071Z"}],"nvd":[{"id":"CVE-2021-4436","description":"The 3DPrint Lite WordPress plugin before 1.9.1.5 does not have any authorisation and does not check the uploaded file in its p3dlite_handle_upload AJAX action , allowing unauthenticated users to upload arbitrary file to the web server. However, there is a .htaccess, preventing the file to be accessed on Web servers such as Apache.","status":"published","published":"2024-02-05T09:15:43.013Z","modified":"2026-06-17T04:19:45.19Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:07:08.163458Z"}]}}