123ContactForm for WordPress <= 1.5.6 - Arbitrary File Upload

9.8
Unrestricted Upload of File with Dangerous Type
CVSS 9.8 (Critical)
Publicly Published January 20, 2021
Last Updated December 5, 2022
Researcher Rodrigo Escobar (ipax) - Sucuri

Description

The 123ContactForm for WordPress plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the cfp_upload_image function in versions up to, and including, 1.5.6. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected sites server which may make remote code execution possible.

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Vulnerability Details for 123ContactForm for WordPress

Software Type Plugin
Software Slug 123contactform-for-wordpress (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 organizations risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 1.5.6

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