Add Hierarchy (parent) to post <= 3.12 - Reflected Cross-Site Scripting

6.1
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSS 6.1 (Medium)
Publicly Published August 1, 2022
Last Updated January 22, 2024

Description

The Add Hierarchy plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in versions up to, and including, 3.12 due to the use of add_query_arg/remove_query_arg with insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages via a URL that executes if they can successfully trick a user into performing an action such as clicking on a link.

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Vulnerability Details for Add Hierarchy (parent) to post

Software Type Plugin
Software Slug add-hierarchy-parent-to-post (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.13, or a newer patched version
Affected Version
  • <= 3.12
Patched Version
  • 3.13

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