Ultimate Member <= 1.3.83 - Shortcode Injection

Missing Authorization
CVE Not available
CVSS Critical (9.8)
Publicly Published April 17, 2017
Last Updated January 22, 2024
Researcher James Golovich
Description

The Ultimate Member plugin for WordPress is vulnerable to Executing Arbitrary WordPress Shortcodes in versions up to, and including, 1.3.83. This is due to 'ultimatemember_frontend_modal' AJAX action allowing for the execution of the 'do_shortcode()' function. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

References

1 affected software package

Software Type Plugin
Software Slug ultimate-member (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 1.3.83
Patched Version
  • 1.3.84
This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.
License: Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy. License Detail.