PostX <= 4.1.16 - Missing Authorization to Arbitrary Plugin Installation/Activation

Missing Authorization
CVE CVE-2024-10728
CVSS High (8.8)
Publicly Published November 15, 2024
Last Updated November 16, 2024
Researcher Sean Murphy
Description

The Post Grid Gutenberg Blocks and WordPress Blog Plugin – PostX plugin for WordPress is vulnerable to unauthorized plugin installation/activation due to a missing capability check on the 'install_required_plugin_callback' function in all versions up to, and including, 4.1.16. This makes it possible for authenticated attackers, with Subscriber-level access and above, to install and activate arbitrary plugins which can be leveraged to achieve remote code execution if another vulnerable plugin is installed and activated.

References

1 affected software package

Software Type Plugin
Software Slug ultimate-post (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 4.1.16
Patched Version
  • 4.1.17
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