PostX <= 4.1.35 - Authenticated (Editor+) Privilege Escalation

Improper Privilege Management
CVE CVE-2025-55707
CVSS High (7.2)
Publicly Published August 29, 2025
Last Updated December 20, 2025
Researcher Denver Jackson
Description

The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 4.1.35. This makes it possible for authenticated attackers, with Editor-level access and above, to elevate their privileges.

References

1 affected software package

Software Type Plugin
Software Slug ultimate-post (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 4.1.35
Patched Version
  • 4.1.36
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