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.
Advisories

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Fixes

Solution

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Workaround

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History

Thu, 16 Apr 2026 10:00:00 +0000

Type Values Removed Values Added
First Time appeared Wordpress
Wordpress wordpress
Wpxpo
Wpxpo post Grid Gutenberg Blocks For News, Magazines, Blog Websites – Postx
Vendors & Products Wordpress
Wordpress wordpress
Wpxpo
Wpxpo post Grid Gutenberg Blocks For News, Magazines, Blog Websites – Postx

Thu, 16 Apr 2026 07:45:00 +0000

Type Values Removed Values Added
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.
Title Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX <= 5.0.5 - Missing Authorization to Limited Post Meta Modification
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-04-16T07:39:50.799Z

Reserved: 2026-01-08T12:11:07.838Z

Link: CVE-2026-0718

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-16T08:16:27.170

Modified: 2026-04-16T08:16:27.170

Link: CVE-2026-0718

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-16T09:45:31Z

Weaknesses