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High 8.1Published Aug 21, 2026

CVE-2026-18781Drag and Drop Multiple File Upload for Contact Form 7 < 1.3.9.9 - Unauthenticated RCE via Control Character Filename Bypass

Updated under an hour ago ()

Does this affect you?

It affects Unknown Drag and Drop Multiple File Upload for Contact Form 7. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
8.1 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-94
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
WPScan
NVD analysis
Deferred
Record last updated
Aug 21, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Unknown Drag and Drop Multiple File Upload for Contact Form 7
unknown:drag_and_drop_multiple_file_upload_for_contact_form_7 (from the name)
before 1.3.9.9
CNA record

References

  • exploit, vdb-entry, technical-description

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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