The Drag and Drop Multiple File Upload - Contact Form 7 plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'dnd_upload_cf7_upload' function in versions up to, and including, 1.3.7.3. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible. This can be exploited if the form includes a multiple file upload field with ‘*’ as the accepted file type.
CVE-2026-3459 is a high severity with CVSS 8.1 Remote Code Execution issue affecting the Plugin Drag and Drop Multiple File Upload for Contact Form 7. It affects Versions up to 1.3.9.5 and is fixed in 1.3.9.6.
CVE-2026-3459 is tracked for the Plugin Drag and Drop Multiple File Upload for Contact Form 7 as high severity with CVSS 8.1. The affected range is Versions up to 1.3.9.5. Update Drag and Drop Multiple File Upload for Contact Form 7 to 1.3.9.6 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
drag-and-drop-multiple-file-upload-contact-form-7
View on wordpress.org
|
| CVE | CVE-2026-3459 |
| Patched Versions |
1.3.9.6
|
| Affected Versions |
Versions up to 1.3.9.5
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Drag and Drop Multiple File Upload - Contact Form 7 <= 1.3.3.2 - Arbitrary File Upload
Drag and Drop Multiple File Upload for Contact Form 7 <= 1.3.8.7 - Unauthenticated Arbitrary File Deletion
Drag and Drop Multiple File Upload – Contact Form 7 <= 1.3.6.5 - Cross-Site Request Forgery in dnd_upload_cf7_upload and dnd_codedropz_upload_delete
Drag and Drop Multiple File Upload for Contact Form 7 <= 1.3.9.6 - Unauthenticated Arbitrary File Upload via Non-ASCII Filename Blacklist Bypass
Drag and Drop Multiple File Upload for Contact Form 7 <= 1.3.8.9 - Unauthenticated Arbitrary File Upload via Insufficient Blacklist Checks
Drag and Drop Multiple File Upload - Contact Form 7 <= 1.3.7.3 - Unauthenticated Arbitrary File Upload
Drag and Drop Multiple File Upload for Contact Form 7 <= 1.3.9.6 - Unauthenticated Limited Arbitrary File Read via mfile Field
Drag and Drop Multiple File Upload for Contact Form 7 <= 1.3.8.7 - Unauthenticated PHP Object Injection via PHAR to Arbitrary File Deletion
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