Medium severity5.3NVD Advisory· Published Apr 16, 2026· Updated Apr 22, 2026
CVE-2026-0718
CVE-2026-0718
Description
The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ultp_shareCount_callback() function in all versions up to, and including, 5.0.5. This makes it possible for unauthenticated attackers to modify the share_count post meta for any post, including private or draft posts.
Affected products
1Patches
Vulnerability mechanics
References
2News mentions
1- Wordfence Intelligence Weekly WordPress Vulnerability Report (April 13, 2026 to April 19, 2026)Wordfence Blog · Apr 23, 2026