N5 Upload Form <= 1.0 - Arbitrary File Upload

9.8
Unrestricted Upload of File with Dangerous Type
CVE CVE-2021-24223
CVSS 9.8 (Critical)
Publicly Published March 26, 2021
Last Updated January 22, 2024
Researcher Jin Huang

Description

The N5 Upload Form WordPress plugin through 1.0 suffers from an arbitrary file upload issue in page where a Form from the plugin is embed, as any file can be uploaded. The uploaded filename might be hard to guess as it's generated with md5(uniqid(rand())), however, in the case of misconfigured servers with Directory listing enabled, accessing it is trivial.

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Vulnerability Details for N5 Upload Form

Software Type Plugin
Software Slug n5-uploadform (view on wordpress.org)
Patched? No
Remediation No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 1.0

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