CVE-2025-54007

WordPress Post Grid and Gutenberg Blocks Plugin <= 2.3.11 - PHP Object Injection Vulnerability

8.8 High

Deserialization of Untrusted Data vulnerability in PickPlugins Post Grid and Gutenberg Blocks post-grid allows Object Injection.This issue affects Post Grid and Gutenberg Blocks: from n/a through <= 2.3.11.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.43%Up 0.4 points since Aug 20, 2025

What each source reports

CVE List Score used 8.8

WordPress Post Grid and Gutenberg Blocks Plugin <= 2.3.11 - PHP Object Injection Vulnerability

Record: CVE-2025-54007
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

EUVDEUVD-2025-28542 8.8

Record: EUVD-2025-28542
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-4wg9-c8v8-c5qc 8.8

Deserialization of Untrusted Data vulnerability in PickPlugins Post Grid and Gutenberg Blocks...

Deserialization of Untrusted Data vulnerability in PickPlugins Post Grid and Gutenberg Blocks allows Object Injection. This issue affects Post Grid and Gutenberg Blocks: from n/a through 2.3.11.

Record: GHSA-4wg9-c8v8-c5qc
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

NVD 8.8

Record: CVE-2025-54007
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

Affected products

pickplugins post grid and gutenberg blocks

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-54007 is a high vulnerability (CVSS 8.8) in Pickplugins Post Grid And Gutenberg Blocks, published August 20, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.43%, the 37th percentile. No source names a fixed version.