CVE Catalog

CVE-2026-18781

HighCVSS 8.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.32%

24th percentile - higher than 24% of all known CVEs

Summary

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.

Risk Assessment

An unauthenticated attacker can upload a malicious file and execute code on the server, leading to full site compromise.

Recommendation

Update the Drag and Drop Multiple File Upload for Contact Form 7 plugin to version 1.3.9.9 or later.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS