What the vulnerability does
01Description
Missing Authorization vulnerability in PickPlugins Post Grid and Gutenberg Blocks post-grid allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Post Grid and Gutenberg Blocks: from n/a through <= 2.3.17.
Explanation of Vulnerability in Simple Terms
02Summary
Post Grid and Gutenberg Blocks versions up to 2.3.17 lack proper authorization checks, allowing authenticated users with low privileges to read sensitive data they should not access. An attacker with a basic user account can retrieve confidential information without additional interaction. Update to a version newer than 2.3.17 to resolve this issue.
What an attacker can do
03Attacker Capabilities
Read sensitive data they don't have permission to access.
Potential impact on your site
04Site Impact
Any registered user can view confidential information meant for administrators or other restricted roles.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege user account on the site.
Key dates
06Disclosure timeline
December 18, 2025
CVE published
April 28, 2026
Record updated