User Registration <= 3.0.2 - Authenticated (Subscriber+) Arbitrary File Upload

9.9
Unrestricted Upload of File with Dangerous Type
CVE CVE-2023-3342
CVSS 9.9 (Critical)
Publicly Published July 4, 2023
Last Updated July 13, 2023
Researcher István Márton - Wordfence

Description

The User Registration plugin for WordPress is vulnerable to arbitrary file uploads due to a hardcoded encryption key and missing file type validation on the 'ur_upload_profile_pic' function in versions up to, and including, 3.0.2. This makes it possible for authenticated attackers with subscriber-level capabilities or above to upload arbitrary files on the affected site's server which may make remote code execution possible. This was partially patched in version 3.0.2 and fully patched in version 3.0.2.1.

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Vulnerability Details for User Registration & Membership – Custom Registration Form, Login Form, and User Profile

Software Type Plugin
Software Slug user-registration (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.0.2.1, or a newer patched version
Affected Version
  • <= 3.0.2
Patched Version
  • 3.0.2.1

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