Ultimate Member <= 1.3.83 - Shortcode Injection

9.8
Missing Authorization
CVSS 9.8 (Critical)
Publicly Published April 17, 2017
Last Updated December 19, 2022
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.

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Vulnerability Details for Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin

Software Type Plugin
Software Slug ultimate-member (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.3.84, or a newer patched version
Affected Version
  • <= 1.3.83
Patched Version
  • 1.3.84

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