CVE-2026-0718

| EUVD-2026-23201 MEDIUM
2026-04-16 Wordfence
Authentication Bypass WordPress
5.3
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

1
Analysis Generated
Apr 16, 2026 - 08:24 vuln.today

DescriptionNVD

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.

AnalysisAI

Unauthenticated attackers can modify post share count metadata in Post Grid Gutenberg Blocks for News, Magazines, Blog Websites - PostX (PostX) plugin versions up to 5.0.5 due to a missing capability check in the ultp_shareCount_callback() function. This allows unauthorized modification of share_count post meta for any post including private and draft posts, affecting all WordPress installations running the vulnerable plugin. …

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CVE-2026-0718 vulnerability details – vuln.today
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