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.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Fri, 21 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
First Time appeared Drag And Drop Multiple File Uploader Pro - Contact Form 7 Project
Drag And Drop Multiple File Uploader Pro - Contact Form 7 Project drag And Drop Multiple File Uploader Pro - Contact Form 7
Wordpress
Wordpress wordpress
Weaknesses CWE-94
Vendors & Products Drag And Drop Multiple File Uploader Pro - Contact Form 7 Project
Drag And Drop Multiple File Uploader Pro - Contact Form 7 Project drag And Drop Multiple File Uploader Pro - Contact Form 7
Wordpress
Wordpress wordpress
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Fri, 21 Aug 2026 08:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-73

Fri, 21 Aug 2026 06:30:00 +0000

Type Values Removed Values Added
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.
Title Drag and Drop Multiple File Upload for Contact Form 7 < 1.3.9.9 - Unauthenticated RCE via Control Character Filename Bypass
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-21T12:54:19.571Z

Reserved: 2026-08-04T08:02:58.759Z

Link: CVE-2026-18781

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-21T07:16:25.143

Modified: 2026-08-21T13:16:55.727

Link: CVE-2026-18781

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-21T12:59:49Z

Weaknesses