Post Grid and Gutenberg Blocks <= 2.3.19 - Unauthenticated Insecure Direct Object Reference

2025-12-03 00:00

Doan Dinh Van (d52v)

Strategic Overview

Status

Unpatched

Affected PluginPost Grid

Affected Version<= 2.3.19

CVSS5.3Medium

CVECVE-2025-63043

View all Post Grid vulnerabilities

Vulnerability Overview

The Post Grid plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.3.19 due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to perform an unauthorized action.

Technical Analysis

REMEDIATION: No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement. --- IDENTIFIER: CWE-639 (Authorization Bypass Through User-Controlled Key) The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

External References

https://www.cve.org/CVERecord?id=CVE-2025-63043 https://www.wordfence.com/threat-intel/vulnerabilities/id/0556738f-5c3c-4ff6-9432-d666328dc5e5

CVSS Vector

5.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityLow
AvailabilityNone

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