{"id":"CVE-2026-18781","state":"PUBLISHED","title":"Drag and Drop Multiple File Upload for Contact Form 7 < 1.3.9.9 - Unauthenticated RCE via Control Character Filename Bypass","description":"The Drag and Drop Multiple File Upload for Contact Form 7 WordPress plugin before 1.3.9.9 does not validate the final name of an uploaded file after stripping characters from it, allowing unauthenticated users to defeat its file type restrictions and execute arbitrary code on the server.","publishedAt":"2026-08-21T06:00:16.993Z","updatedAt":"2026-08-21T12:54:19.571Z","severity":{"score":8.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown Drag and Drop Multiple File Upload for Contact Form 7"],"affected":[{"vendor":"Unknown","product":"Drag and Drop Multiple File Upload for Contact Form 7","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.3.9.9","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/fb59519b-80ae-48e4-a31a-71d24ded205b/"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18781.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18781","state":"PUBLISHED","datePublished":"2026-08-21T06:00:16.993Z","dateUpdated":"2026-08-21T12:54:19.571Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-08-04T08:02:58.759Z"},"containers":{"cna":{"title":"Drag and Drop Multiple File Upload for Contact Form 7 < 1.3.9.9 - Unauthenticated RCE via Control Character Filename Bypass","descriptions":[{"lang":"en","value":"The Drag and Drop Multiple File Upload for Contact Form 7 WordPress plugin before 1.3.9.9 does not validate the final name of an uploaded file after stripping characters from it, allowing unauthenticated users to defeat its file type restrictions and execute arbitrary code on the server."}],"affected":[{"vendor":"Unknown","product":"Drag and Drop Multiple File Upload for Contact Form 7","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.3.9.9","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/fb59519b-80ae-48e4-a31a-71d24ded205b/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-94 Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-08-21T06:00:16.993Z"},"credits":[{"lang":"en","value":"Jakub Herman","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.1,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-21T12:54:16.574388Z","id":"CVE-2026-18781","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-94","type":"CWE","lang":"en","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-21T12:54:19.571Z"}}]}}}