CVE-2024-10728
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…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 38.2%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 38.16% probability · 98th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-862
- Affected
- wpxpo/postx
- Source
- security@wordfence.com
References
- https://plugins.trac.wordpress.org/browser/ultimate-post/tags/4.1.16/classes/Importer.php#L94Product
- https://plugins.trac.wordpress.org/browser/ultimate-post/tags/4.1.16/classes/Initialization.php#L330Product
- https://plugins.trac.wordpress.org/changeset/3188636/ultimate-post/trunk/classes/Importer.phpPatch
- https://wordpress.org/plugins/ultimate-post/Product
- https://www.wordfence.com/threat-intel/vulnerabilities/id/076f36fb-c2fb-43e0-a027-1351d3995489?source=cveThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.