CVE-2024-5326
Post Grid Gutenberg Blocks and WordPress Blog Plugin – PostX <= 4.1.2 - Missing Authorization to Arbitrary Options Update
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
The Post Grid Gutenberg Blocks and WordPress Blog Plugin – PostX plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'postx_presets_callback' function in all versions up to, and including, 4.1.2. This makes it possible for authenticated attackers, with Contributor-level access and above, to change arbitrary options on affected sites. This can be used to enable new user registration and set the default role for new users to Administrator.
| CWE | CWE-862 |
| Vendor | wpxpo |
| Product | post grid gutenberg blocks for news, magazines, blog websites – postx |
| Published | May 30, 2024 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
wpxpo / Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX
0 ≤ 4.1.2
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/07a3db33-3787-4b63-835d-8e3026206842?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/ultimate-post/trunk/classes/Styles.php#L160 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/ultimate-post/trunk/classes/Styles.php#L177 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3093815/
Credits
AmrAwad