{"id":"CVE-2026-18933","state":"PUBLISHED","title":"wp-downloadmanager - Unrestricted File Upload via Missing Extension/MIME Validation and Path Traversal","description":"The wp-downloadmanager WordPress plugin, in version 1.68.11 (also affecting the 6.9.4 release line), allows an admin-privileged user (current_user_can('manage_downloads')) to upload arbitrary files via download-add.php with no extension or MIME-type validation of any kind - no wp_check_filetype_and_ext, no validate_file, and no extension blocklist exist anywhere in the upload handler.","publishedAt":"2026-08-05T11:27:06.850Z","updatedAt":"2026-08-10T11:43:27.237Z","severity":{"score":7.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","source":"TuranSec"},"assigner":"TuranSec","products":["wp-downloadmanager wp-downloadmanager"],"affected":[{"vendor":"wp-downloadmanager","product":"wp-downloadmanager","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.69","versionType":"custom"}],"programFiles":["download-add.php"]}],"references":["https://wordpress.org/plugins/wp-downloadmanager/#description"],"weaknesses":["CWE-434"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18933.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18933","state":"PUBLISHED","datePublished":"2026-08-05T11:27:06.850Z","dateUpdated":"2026-08-10T11:43:27.237Z","assignerShortName":"TuranSec","assignerOrgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateReserved":"2026-08-05T11:26:38.495Z"},"containers":{"cna":{"title":"wp-downloadmanager - Unrestricted File Upload via Missing Extension/MIME Validation and Path Traversal","descriptions":[{"lang":"en","value":"The wp-downloadmanager WordPress plugin, in version 1.68.11 (also affecting the 6.9.4 release line), allows an admin-privileged user (current_user_can('manage_downloads')) to upload arbitrary files via download-add.php with no extension or MIME-type validation of any kind - no wp_check_filetype_and_ext, no validate_file, and no extension blocklist exist anywhere in the upload handler."}],"affected":[{"vendor":"wp-downloadmanager","product":"wp-downloadmanager","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.69","versionType":"custom"}],"programFiles":["download-add.php"]}],"references":[{"url":"https://wordpress.org/plugins/wp-downloadmanager/#description","tags":["third-party-advisory"]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","baseScore":7.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-434","lang":"en","description":"CWE-434 Unrestricted Upload of File with Dangerous Type","type":"CWE"}]}],"providerMetadata":{"shortName":"TuranSec","orgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateUpdated":"2026-08-10T11:43:27.237Z"},"credits":[{"lang":"en","value":"Kamol_cs","type":"finder"}],"source":{"discovery":"EXTERNAL"},"datePublic":"2026-08-05T11:27:06.850Z"},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-05T12:30:22.625320Z","id":"CVE-2026-18933","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-05T12:30:56.959Z"}}]}}}