CVE-2025-63043 MEDIUM

CVE-2025-63043: WordPress Post Grid and Gutenberg Blocks plugin <= 2.3.23 - Insecure Direct Object References (IDOR) vulnerability

Vendor Pickplugins
Product Post Grid and Gutenberg Blocks
Weakness CWE-639 · IDOR
Published December 18, 2025
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

What the vulnerability does

01Description

Authorization Bypass Through User-Controlled Key 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 <= 2.3.23.

Explanation of Vulnerability in Simple Terms

02Summary

Post Grid and Gutenberg Blocks versions up to 2.3.23 expose sensitive information to unauthenticated attackers over the network. The vulnerability allows reading non-public data without requiring user interaction or special access. Site administrators should update to a version newer than 2.3.23 to prevent unauthorized information disclosure.

What an attacker can do

03Attacker Capabilities

Read sensitive information from the site without authentication.

Potential impact on your site

04Site Impact

Unauthenticated visitors can access non-public data exposed by the plugin.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

December 18, 2025 CVE published
April 28, 2026 Record updated